8262680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 20412000

約数和(自身を除く): 12149320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 419, 493, 580, 680, 838, 986, 1160, 1676, 1972, 2095, 2465, 3352, 3944, 4190, 4930, 7123, 8380, 9860, 12151, 14246, 16760, 19720, 24302, 28492, 35615, 48604, 56984, 60755, 71230, 97208, 121510, 142460, 206567, 243020, 284920, 413134, 486040, 826268, 1032835, 1652536, 2065670, 4131340, 8262680]

約数ペア:

[(1, 8262680), (2, 4131340), (4, 2065670), (5, 1652536), (8, 1032835), (10, 826268), (17, 486040), (20, 413134), (29, 284920), (34, 243020), (40, 206567), (58, 142460), (68, 121510), (85, 97208), (116, 71230), (136, 60755), (145, 56984), (170, 48604), (232, 35615), (290, 28492), (340, 24302), (419, 19720), (493, 16760), (580, 14246), (680, 12151), (838, 9860), (986, 8380), (1160, 7123), (1676, 4930), (1972, 4190), (2095, 3944), (2465, 3352)]