20561160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10079}}^1$

素因数の和:10110

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 44757240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10079, 20158, 30237, 40316, 50395, 60474, 80632, 100790, 120948, 151185, 171343, 201580, 241896, 302370, 342686, 403160, 514029, 604740, 685372, 856715, 1028058, 1209480, 1370744, 1713430, 2056116, 2570145, 3426860, 4112232, 5140290, 6853720, 10280580, 20561160]

約数ペア:

[(1, 20561160), (2, 10280580), (3, 6853720), (4, 5140290), (5, 4112232), (6, 3426860), (8, 2570145), (10, 2056116), (12, 1713430), (15, 1370744), (17, 1209480), (20, 1028058), (24, 856715), (30, 685372), (34, 604740), (40, 514029), (51, 403160), (60, 342686), (68, 302370), (85, 241896), (102, 201580), (120, 171343), (136, 151185), (170, 120948), (204, 100790), (255, 80632), (340, 60474), (408, 50395), (510, 40316), (680, 30237), (1020, 20158), (2040, 10079)]