8317960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 21784320

約数和(自身を除く): 13466360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 487, 488, 610, 854, 974, 1220, 1708, 1948, 2135, 2435, 2440, 3409, 3416, 3896, 4270, 4870, 6818, 8540, 9740, 13636, 17045, 17080, 19480, 27272, 29707, 34090, 59414, 68180, 118828, 136360, 148535, 207949, 237656, 297070, 415898, 594140, 831796, 1039745, 1188280, 1663592, 2079490, 4158980, 8317960]

約数ペア:

[(1, 8317960), (2, 4158980), (4, 2079490), (5, 1663592), (7, 1188280), (8, 1039745), (10, 831796), (14, 594140), (20, 415898), (28, 297070), (35, 237656), (40, 207949), (56, 148535), (61, 136360), (70, 118828), (122, 68180), (140, 59414), (244, 34090), (280, 29707), (305, 27272), (427, 19480), (487, 17080), (488, 17045), (610, 13636), (854, 9740), (974, 8540), (1220, 6818), (1708, 4870), (1948, 4270), (2135, 3896), (2435, 3416), (2440, 3409)]