20280358670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{2357}}^1$

素因数の和:2946

約数の個数: 96

約数和(自身を含む): 43308838944

約数和(自身を除く): 23028480274

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 547, 605, 715, 1094, 1210, 1430, 1573, 2357, 2735, 3146, 4714, 5470, 6017, 7111, 7865, 11785, 12034, 14222, 15730, 23570, 25927, 30085, 30641, 35555, 51854, 60170, 61282, 66187, 71110, 78221, 129635, 132374, 153205, 156442, 259270, 285197, 306410, 330935, 337051, 391105, 570394, 661870, 674102, 782210, 860431, 1289279, 1425985, 1685255, 1720862, 2578558, 2851970, 3370510, 3707561, 4302155, 6446395, 7415122, 8604310, 12892790, 14182069, 16760627, 18537805, 28364138, 33521254, 37075610, 70910345, 83803135, 141820690, 156002759, 167606270, 184366897, 312005518, 368733794, 780013795, 921834485, 1560027590, 1843668970, 2028035867, 4056071734, 10140179335, 20280358670]

約数ペア:

[(1, 20280358670), (2, 10140179335), (5, 4056071734), (10, 2028035867), (11, 1843668970), (13, 1560027590), (22, 921834485), (26, 780013795), (55, 368733794), (65, 312005518), (110, 184366897), (121, 167606270), (130, 156002759), (143, 141820690), (242, 83803135), (286, 70910345), (547, 37075610), (605, 33521254), (715, 28364138), (1094, 18537805), (1210, 16760627), (1430, 14182069), (1573, 12892790), (2357, 8604310), (2735, 7415122), (3146, 6446395), (4714, 4302155), (5470, 3707561), (6017, 3370510), (7111, 2851970), (7865, 2578558), (11785, 1720862), (12034, 1685255), (14222, 1425985), (15730, 1289279), (23570, 860431), (25927, 782210), (30085, 674102), (30641, 661870), (35555, 570394), (51854, 391105), (60170, 337051), (61282, 330935), (66187, 306410), (71110, 285197), (78221, 259270), (129635, 156442), (132374, 153205)]