20144303920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{1409}}^1$

素因数の和:1727

約数の個数: 160

約数和(自身を含む): 51549825600

約数和(自身を除く): 31405521680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 233, 236, 260, 295, 466, 472, 520, 590, 767, 932, 944, 1040, 1165, 1180, 1409, 1534, 1864, 2330, 2360, 2818, 3029, 3068, 3728, 3835, 4660, 4720, 5636, 6058, 6136, 7045, 7670, 9320, 11272, 12116, 12272, 13747, 14090, 15145, 15340, 18317, 18640, 22544, 24232, 27494, 28180, 30290, 30680, 36634, 48464, 54988, 56360, 60580, 61360, 68735, 73268, 83131, 91585, 109976, 112720, 121160, 137470, 146536, 166262, 178711, 183170, 219952, 242320, 274940, 293072, 328297, 332524, 357422, 366340, 415655, 549880, 656594, 665048, 714844, 732680, 831310, 893555, 1080703, 1099760, 1313188, 1330096, 1429688, 1465360, 1641485, 1662620, 1787110, 2161406, 2626376, 2859376, 3282970, 3325240, 3574220, 4267861, 4322812, 5252752, 5403515, 6565940, 6650480, 7148440, 8535722, 8645624, 10807030, 13131880, 14296880, 17071444, 17291248, 19369523, 21339305, 21614060, 26263760, 34142888, 38739046, 42678610, 43228120, 68285776, 77478092, 85357220, 86456240, 96847615, 154956184, 170714440, 193695230, 251803799, 309912368, 341428880, 387390460, 503607598, 774780920, 1007215196, 1259018995, 1549561840, 2014430392, 2518037990, 4028860784, 5036075980, 10072151960, 20144303920]

約数ペア:

[(1, 20144303920), (2, 10072151960), (4, 5036075980), (5, 4028860784), (8, 2518037990), (10, 2014430392), (13, 1549561840), (16, 1259018995), (20, 1007215196), (26, 774780920), (40, 503607598), (52, 387390460), (59, 341428880), (65, 309912368), (80, 251803799), (104, 193695230), (118, 170714440), (130, 154956184), (208, 96847615), (233, 86456240), (236, 85357220), (260, 77478092), (295, 68285776), (466, 43228120), (472, 42678610), (520, 38739046), (590, 34142888), (767, 26263760), (932, 21614060), (944, 21339305), (1040, 19369523), (1165, 17291248), (1180, 17071444), (1409, 14296880), (1534, 13131880), (1864, 10807030), (2330, 8645624), (2360, 8535722), (2818, 7148440), (3029, 6650480), (3068, 6565940), (3728, 5403515), (3835, 5252752), (4660, 4322812), (4720, 4267861), (5636, 3574220), (6058, 3325240), (6136, 3282970), (7045, 2859376), (7670, 2626376), (9320, 2161406), (11272, 1787110), (12116, 1662620), (12272, 1641485), (13747, 1465360), (14090, 1429688), (15145, 1330096), (15340, 1313188), (18317, 1099760), (18640, 1080703), (22544, 893555), (24232, 831310), (27494, 732680), (28180, 714844), (30290, 665048), (30680, 656594), (36634, 549880), (48464, 415655), (54988, 366340), (56360, 357422), (60580, 332524), (61360, 328297), (68735, 293072), (73268, 274940), (83131, 242320), (91585, 219952), (109976, 183170), (112720, 178711), (121160, 166262), (137470, 146536)]