39831760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11579}}^1$

素因数の和:11635

約数の個数: 40

約数和(自身を含む): 94770720

約数和(自身を除く): 54938960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11579, 23158, 46316, 57895, 92632, 115790, 185264, 231580, 463160, 497897, 926320, 995794, 1991588, 2489485, 3983176, 4978970, 7966352, 9957940, 19915880, 39831760]

約数ペア:

[(1, 39831760), (2, 19915880), (4, 9957940), (5, 7966352), (8, 4978970), (10, 3983176), (16, 2489485), (20, 1991588), (40, 995794), (43, 926320), (80, 497897), (86, 463160), (172, 231580), (215, 185264), (344, 115790), (430, 92632), (688, 57895), (860, 46316), (1720, 23158), (3440, 11579)]