621413210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1663}}^1$

素因数の和:1803

約数の個数: 64

約数和(自身を含む): 1265172480

約数和(自身を除く): 643759270

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 79, 86, 110, 158, 215, 395, 430, 473, 790, 869, 946, 1663, 1738, 2365, 3326, 3397, 4345, 4730, 6794, 8315, 8690, 16630, 16985, 18293, 33970, 36586, 37367, 71509, 74734, 91465, 131377, 143018, 182930, 186835, 262754, 357545, 373670, 656885, 715090, 786599, 1313770, 1445147, 1573198, 2890294, 3932995, 5649211, 7225735, 7865990, 11298422, 14451470, 28246055, 56492110, 62141321, 124282642, 310706605, 621413210]

約数ペア:

[(1, 621413210), (2, 310706605), (5, 124282642), (10, 62141321), (11, 56492110), (22, 28246055), (43, 14451470), (55, 11298422), (79, 7865990), (86, 7225735), (110, 5649211), (158, 3932995), (215, 2890294), (395, 1573198), (430, 1445147), (473, 1313770), (790, 786599), (869, 715090), (946, 656885), (1663, 373670), (1738, 357545), (2365, 262754), (3326, 186835), (3397, 182930), (4345, 143018), (4730, 131377), (6794, 91465), (8315, 74734), (8690, 71509), (16630, 37367), (16985, 36586), (18293, 33970)]