20323360

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3433}}^1$

素因数の和:3485

約数の個数: 48

約数和(自身を含む): 49325976

約数和(自身を除く): 29002616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 3433, 5920, 6866, 13732, 17165, 27464, 34330, 54928, 68660, 109856, 127021, 137320, 254042, 274640, 508084, 549280, 635105, 1016168, 1270210, 2032336, 2540420, 4064672, 5080840, 10161680, 20323360]

約数ペア:

[(1, 20323360), (2, 10161680), (4, 5080840), (5, 4064672), (8, 2540420), (10, 2032336), (16, 1270210), (20, 1016168), (32, 635105), (37, 549280), (40, 508084), (74, 274640), (80, 254042), (148, 137320), (160, 127021), (185, 109856), (296, 68660), (370, 54928), (592, 34330), (740, 27464), (1184, 17165), (1480, 13732), (2960, 6866), (3433, 5920)]