13903780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63199}}^1$

素因数の和:63219

約数の個数: 24

約数和(自身を含む): 31852800

約数和(自身を除く): 17949020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 63199, 126398, 252796, 315995, 631990, 695189, 1263980, 1390378, 2780756, 3475945, 6951890, 13903780]

約数ペア:

[(1, 13903780), (2, 6951890), (4, 3475945), (5, 2780756), (10, 1390378), (11, 1263980), (20, 695189), (22, 631990), (44, 315995), (55, 252796), (110, 126398), (220, 63199)]