233256980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{13421}}^1$

素因数の和:13520

約数の個数: 48

約数和(自身を含む): 541175040

約数和(自身を除く): 307918060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 13421, 17380, 26842, 53684, 67105, 134210, 147631, 268420, 295262, 590524, 738155, 1060259, 1476310, 2120518, 2952620, 4241036, 5301295, 10602590, 11662849, 21205180, 23325698, 46651396, 58314245, 116628490, 233256980]

約数ペア:

[(1, 233256980), (2, 116628490), (4, 58314245), (5, 46651396), (10, 23325698), (11, 21205180), (20, 11662849), (22, 10602590), (44, 5301295), (55, 4241036), (79, 2952620), (110, 2120518), (158, 1476310), (220, 1060259), (316, 738155), (395, 590524), (790, 295262), (869, 268420), (1580, 147631), (1738, 134210), (3476, 67105), (4345, 53684), (8690, 26842), (13421, 17380)]