31537220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11027}}^1$

素因数の和:11060

約数の個数: 48

約数和(自身を含む): 77813568

約数和(自身を除く): 46276348

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 11027, 22054, 44108, 55135, 110270, 121297, 143351, 220540, 242594, 286702, 485188, 573404, 606485, 716755, 1212970, 1433510, 1576861, 2425940, 2867020, 3153722, 6307444, 7884305, 15768610, 31537220]

約数ペア:

[(1, 31537220), (2, 15768610), (4, 7884305), (5, 6307444), (10, 3153722), (11, 2867020), (13, 2425940), (20, 1576861), (22, 1433510), (26, 1212970), (44, 716755), (52, 606485), (55, 573404), (65, 485188), (110, 286702), (130, 242594), (143, 220540), (220, 143351), (260, 121297), (286, 110270), (572, 55135), (715, 44108), (1430, 22054), (2860, 11027)]