385681340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47381}}^1$

素因数の和:47438

約数の個数: 48

約数和(自身を含む): 907460064

約数和(自身を除く): 521778724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 47381, 94762, 189524, 236905, 473810, 521191, 947620, 1042382, 1753097, 2084764, 2605955, 3506194, 5211910, 7012388, 8765485, 10423820, 17530970, 19284067, 35061940, 38568134, 77136268, 96420335, 192840670, 385681340]

約数ペア:

[(1, 385681340), (2, 192840670), (4, 96420335), (5, 77136268), (10, 38568134), (11, 35061940), (20, 19284067), (22, 17530970), (37, 10423820), (44, 8765485), (55, 7012388), (74, 5211910), (110, 3506194), (148, 2605955), (185, 2084764), (220, 1753097), (370, 1042382), (407, 947620), (740, 521191), (814, 473810), (1628, 236905), (2035, 189524), (4070, 94762), (8140, 47381)]