15906080

素因数分解:

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

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 38034360

約数和(自身を除く): 22128280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1117, 1424, 1780, 2234, 2848, 3560, 4468, 5585, 7120, 8936, 11170, 14240, 17872, 22340, 35744, 44680, 89360, 99413, 178720, 198826, 397652, 497065, 795304, 994130, 1590608, 1988260, 3181216, 3976520, 7953040, 15906080]

約数ペア:

[(1, 15906080), (2, 7953040), (4, 3976520), (5, 3181216), (8, 1988260), (10, 1590608), (16, 994130), (20, 795304), (32, 497065), (40, 397652), (80, 198826), (89, 178720), (160, 99413), (178, 89360), (356, 44680), (445, 35744), (712, 22340), (890, 17872), (1117, 14240), (1424, 11170), (1780, 8936), (2234, 7120), (2848, 5585), (3560, 4468)]