3976520

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 9055800

約数和(自身を除く): 5079280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1117, 1780, 2234, 3560, 4468, 5585, 8936, 11170, 22340, 44680, 99413, 198826, 397652, 497065, 795304, 994130, 1988260, 3976520]

約数ペア:

[(1, 3976520), (2, 1988260), (4, 994130), (5, 795304), (8, 497065), (10, 397652), (20, 198826), (40, 99413), (89, 44680), (178, 22340), (356, 11170), (445, 8936), (712, 5585), (890, 4468), (1117, 3560), (1780, 2234)]