7953040

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 18715320

約数和(自身を除く): 10762280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1117, 1424, 1780, 2234, 3560, 4468, 5585, 7120, 8936, 11170, 17872, 22340, 44680, 89360, 99413, 198826, 397652, 497065, 795304, 994130, 1590608, 1988260, 3976520, 7953040]

約数ペア:

[(1, 7953040), (2, 3976520), (4, 1988260), (5, 1590608), (8, 994130), (10, 795304), (16, 497065), (20, 397652), (40, 198826), (80, 99413), (89, 89360), (178, 44680), (356, 22340), (445, 17872), (712, 11170), (890, 8936), (1117, 7120), (1424, 5585), (1780, 4468), (2234, 3560)]