29673980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 72145920

約数和(自身を除く): 42471940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2683, 2765, 5366, 5530, 10732, 11060, 13415, 18781, 26830, 37562, 53660, 75124, 93905, 187810, 211957, 375620, 423914, 847828, 1059785, 1483699, 2119570, 2967398, 4239140, 5934796, 7418495, 14836990, 29673980]

約数ペア:

[(1, 29673980), (2, 14836990), (4, 7418495), (5, 5934796), (7, 4239140), (10, 2967398), (14, 2119570), (20, 1483699), (28, 1059785), (35, 847828), (70, 423914), (79, 375620), (140, 211957), (158, 187810), (316, 93905), (395, 75124), (553, 53660), (790, 37562), (1106, 26830), (1580, 18781), (2212, 13415), (2683, 11060), (2765, 10732), (5366, 5530)]