950620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 2268000

約数和(自身を除く): 1317380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 149, 220, 290, 298, 319, 580, 596, 638, 745, 1276, 1490, 1595, 1639, 2980, 3190, 3278, 4321, 6380, 6556, 8195, 8642, 16390, 17284, 21605, 32780, 43210, 47531, 86420, 95062, 190124, 237655, 475310, 950620]

約数ペア:

[(1, 950620), (2, 475310), (4, 237655), (5, 190124), (10, 95062), (11, 86420), (20, 47531), (22, 43210), (29, 32780), (44, 21605), (55, 17284), (58, 16390), (110, 8642), (116, 8195), (145, 6556), (149, 6380), (220, 4321), (290, 3278), (298, 3190), (319, 2980), (580, 1639), (596, 1595), (638, 1490), (745, 1276)]