15749920

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 37490040

約数和(自身を除く): 21740120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 569, 692, 865, 1138, 1384, 1730, 2276, 2768, 2845, 3460, 4552, 5536, 5690, 6920, 9104, 11380, 13840, 18208, 22760, 27680, 45520, 91040, 98437, 196874, 393748, 492185, 787496, 984370, 1574992, 1968740, 3149984, 3937480, 7874960, 15749920]

約数ペア:

[(1, 15749920), (2, 7874960), (4, 3937480), (5, 3149984), (8, 1968740), (10, 1574992), (16, 984370), (20, 787496), (32, 492185), (40, 393748), (80, 196874), (160, 98437), (173, 91040), (346, 45520), (569, 27680), (692, 22760), (865, 18208), (1138, 13840), (1384, 11380), (1730, 9104), (2276, 6920), (2768, 5690), (2845, 5536), (3460, 4552)]