15518960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11411}}^1$

素因数の和:11441

約数の個数: 40

約数和(自身を含む): 38207376

約数和(自身を除く): 22688416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11411, 22822, 45644, 57055, 91288, 114110, 182576, 193987, 228220, 387974, 456440, 775948, 912880, 969935, 1551896, 1939870, 3103792, 3879740, 7759480, 15518960]

約数ペア:

[(1, 15518960), (2, 7759480), (4, 3879740), (5, 3103792), (8, 1939870), (10, 1551896), (16, 969935), (17, 912880), (20, 775948), (34, 456440), (40, 387974), (68, 228220), (80, 193987), (85, 182576), (136, 114110), (170, 91288), (272, 57055), (340, 45644), (680, 22822), (1360, 11411)]