139107440

素因数分解:

$2^4\times 5^1\times {\mathrm{1738843}}^1$

素因数の和:1738856

約数の個数: 20

約数和(自身を含む): 323424984

約数和(自身を除く): 184317544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1738843, 3477686, 6955372, 8694215, 13910744, 17388430, 27821488, 34776860, 69553720, 139107440]

約数ペア:

[(1, 139107440), (2, 69553720), (4, 34776860), (5, 27821488), (8, 17388430), (10, 13910744), (16, 8694215), (20, 6955372), (40, 3477686), (80, 1738843)]