13907840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 34369920

約数和(自身を除く): 20462080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 701, 992, 1240, 1402, 1984, 2480, 2804, 3505, 3968, 4960, 5608, 7010, 9920, 11216, 14020, 19840, 21731, 22432, 28040, 43462, 44864, 56080, 86924, 89728, 108655, 112160, 173848, 217310, 224320, 347696, 434620, 448640, 695392, 869240, 1390784, 1738480, 2781568, 3476960, 6953920, 13907840]

約数ペア:

[(1, 13907840), (2, 6953920), (4, 3476960), (5, 2781568), (8, 1738480), (10, 1390784), (16, 869240), (20, 695392), (31, 448640), (32, 434620), (40, 347696), (62, 224320), (64, 217310), (80, 173848), (124, 112160), (128, 108655), (155, 89728), (160, 86924), (248, 56080), (310, 44864), (320, 43462), (496, 28040), (620, 22432), (640, 21731), (701, 19840), (992, 14020), (1240, 11216), (1402, 9920), (1984, 7010), (2480, 5608), (2804, 4960), (3505, 3968)]