20525256730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{937}}^1$

素因数の和:1244

約数の個数: 128

約数和(自身を含む): 43568824320

約数和(自身を除く): 23043567590

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 190, 209, 223, 235, 418, 446, 470, 517, 893, 937, 1034, 1045, 1115, 1786, 1874, 2090, 2230, 2453, 2585, 4237, 4465, 4685, 4906, 5170, 8474, 8930, 9370, 9823, 10307, 10481, 12265, 17803, 19646, 20614, 20962, 21185, 24530, 35606, 42370, 44039, 46607, 49115, 51535, 52405, 88078, 89015, 93214, 98230, 103070, 104810, 115291, 178030, 195833, 199139, 208951, 220195, 230582, 233035, 391666, 398278, 417902, 440390, 466070, 484429, 576455, 836741, 968858, 979165, 995695, 1044755, 1152910, 1673482, 1958330, 1991390, 2089510, 2190529, 2298461, 2422145, 3970069, 4183705, 4381058, 4596922, 4844290, 7940138, 8367410, 9204151, 9820697, 10952645, 11492305, 18408302, 19641394, 19850345, 21905290, 22984610, 39700690, 43670759, 46020755, 49103485, 87341518, 92041510, 98206970, 108027667, 186593243, 216055334, 218353795, 373186486, 436707590, 540138335, 932966215, 1080276670, 1865932430, 2052525673, 4105051346, 10262628365, 20525256730]

約数ペア:

[(1, 20525256730), (2, 10262628365), (5, 4105051346), (10, 2052525673), (11, 1865932430), (19, 1080276670), (22, 932966215), (38, 540138335), (47, 436707590), (55, 373186486), (94, 218353795), (95, 216055334), (110, 186593243), (190, 108027667), (209, 98206970), (223, 92041510), (235, 87341518), (418, 49103485), (446, 46020755), (470, 43670759), (517, 39700690), (893, 22984610), (937, 21905290), (1034, 19850345), (1045, 19641394), (1115, 18408302), (1786, 11492305), (1874, 10952645), (2090, 9820697), (2230, 9204151), (2453, 8367410), (2585, 7940138), (4237, 4844290), (4465, 4596922), (4685, 4381058), (4906, 4183705), (5170, 3970069), (8474, 2422145), (8930, 2298461), (9370, 2190529), (9823, 2089510), (10307, 1991390), (10481, 1958330), (12265, 1673482), (17803, 1152910), (19646, 1044755), (20614, 995695), (20962, 979165), (21185, 968858), (24530, 836741), (35606, 576455), (42370, 484429), (44039, 466070), (46607, 440390), (49115, 417902), (51535, 398278), (52405, 391666), (88078, 233035), (89015, 230582), (93214, 220195), (98230, 208951), (103070, 199139), (104810, 195833), (115291, 178030)]