20022090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 57480192

約数和(自身を除く): 37458102

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 43, 51, 55, 66, 83, 85, 86, 102, 110, 129, 165, 166, 170, 187, 215, 249, 255, 258, 330, 374, 415, 430, 473, 498, 510, 561, 645, 731, 830, 913, 935, 946, 1122, 1245, 1290, 1411, 1419, 1462, 1826, 1870, 2193, 2365, 2490, 2739, 2805, 2822, 2838, 3569, 3655, 4233, 4386, 4565, 4730, 5478, 5610, 7055, 7095, 7138, 7310, 8041, 8466, 9130, 10707, 10965, 13695, 14110, 14190, 15521, 16082, 17845, 21165, 21414, 21930, 24123, 27390, 31042, 35690, 39259, 40205, 42330, 46563, 48246, 53535, 60673, 77605, 78518, 80410, 93126, 107070, 117777, 120615, 121346, 155210, 182019, 196295, 232815, 235554, 241230, 303365, 364038, 392590, 465630, 588885, 606730, 667403, 910095, 1177770, 1334806, 1820190, 2002209, 3337015, 4004418, 6674030, 10011045, 20022090]

約数ペア:

[(1, 20022090), (2, 10011045), (3, 6674030), (5, 4004418), (6, 3337015), (10, 2002209), (11, 1820190), (15, 1334806), (17, 1177770), (22, 910095), (30, 667403), (33, 606730), (34, 588885), (43, 465630), (51, 392590), (55, 364038), (66, 303365), (83, 241230), (85, 235554), (86, 232815), (102, 196295), (110, 182019), (129, 155210), (165, 121346), (166, 120615), (170, 117777), (187, 107070), (215, 93126), (249, 80410), (255, 78518), (258, 77605), (330, 60673), (374, 53535), (415, 48246), (430, 46563), (473, 42330), (498, 40205), (510, 39259), (561, 35690), (645, 31042), (731, 27390), (830, 24123), (913, 21930), (935, 21414), (946, 21165), (1122, 17845), (1245, 16082), (1290, 15521), (1411, 14190), (1419, 14110), (1462, 13695), (1826, 10965), (1870, 10707), (2193, 9130), (2365, 8466), (2490, 8041), (2739, 7310), (2805, 7138), (2822, 7095), (2838, 7055), (3569, 5610), (3655, 5478), (4233, 4730), (4386, 4565)]