17914520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 44392320

約数和(自身を除く): 26477800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 733, 940, 1222, 1466, 1880, 2444, 2932, 3055, 3665, 4888, 5864, 6110, 7330, 9529, 12220, 14660, 19058, 24440, 29320, 34451, 38116, 47645, 68902, 76232, 95290, 137804, 172255, 190580, 275608, 344510, 381160, 447863, 689020, 895726, 1378040, 1791452, 2239315, 3582904, 4478630, 8957260, 17914520]

約数ペア:

[(1, 17914520), (2, 8957260), (4, 4478630), (5, 3582904), (8, 2239315), (10, 1791452), (13, 1378040), (20, 895726), (26, 689020), (40, 447863), (47, 381160), (52, 344510), (65, 275608), (94, 190580), (104, 172255), (130, 137804), (188, 95290), (235, 76232), (260, 68902), (376, 47645), (470, 38116), (520, 34451), (611, 29320), (733, 24440), (940, 19058), (1222, 14660), (1466, 12220), (1880, 9529), (2444, 7330), (2932, 6110), (3055, 5864), (3665, 4888)]