28845740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18731}}^1$

素因数の和:18758

約数の個数: 48

約数和(自身を含む): 75527424

約数和(自身を除く): 46681684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 18731, 37462, 74924, 93655, 131117, 187310, 206041, 262234, 374620, 412082, 524468, 655585, 824164, 1030205, 1311170, 1442287, 2060410, 2622340, 2884574, 4120820, 5769148, 7211435, 14422870, 28845740]

約数ペア:

[(1, 28845740), (2, 14422870), (4, 7211435), (5, 5769148), (7, 4120820), (10, 2884574), (11, 2622340), (14, 2060410), (20, 1442287), (22, 1311170), (28, 1030205), (35, 824164), (44, 655585), (55, 524468), (70, 412082), (77, 374620), (110, 262234), (140, 206041), (154, 187310), (220, 131117), (308, 93655), (385, 74924), (770, 37462), (1540, 18731)]