21944120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 54937440

約数和(自身を除く): 32993320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 941, 1060, 1166, 1882, 2120, 2332, 2915, 3764, 4664, 4705, 5830, 7528, 9410, 10351, 11660, 18820, 20702, 23320, 37640, 41404, 49873, 51755, 82808, 99746, 103510, 199492, 207020, 249365, 398984, 414040, 498730, 548603, 997460, 1097206, 1994920, 2194412, 2743015, 4388824, 5486030, 10972060, 21944120]

約数ペア:

[(1, 21944120), (2, 10972060), (4, 5486030), (5, 4388824), (8, 2743015), (10, 2194412), (11, 1994920), (20, 1097206), (22, 997460), (40, 548603), (44, 498730), (53, 414040), (55, 398984), (88, 249365), (106, 207020), (110, 199492), (212, 103510), (220, 99746), (265, 82808), (424, 51755), (440, 49873), (530, 41404), (583, 37640), (941, 23320), (1060, 20702), (1166, 18820), (1882, 11660), (2120, 10351), (2332, 9410), (2915, 7528), (3764, 5830), (4664, 4705)]