7577020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 18232704

約数和(自身を除く): 10655684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 101, 110, 121, 124, 155, 202, 220, 242, 310, 341, 404, 484, 505, 605, 620, 682, 1010, 1111, 1210, 1364, 1705, 2020, 2222, 2420, 3131, 3410, 3751, 4444, 5555, 6262, 6820, 7502, 11110, 12221, 12524, 15004, 15655, 18755, 22220, 24442, 31310, 34441, 37510, 48884, 61105, 62620, 68882, 75020, 122210, 137764, 172205, 244420, 344410, 378851, 688820, 757702, 1515404, 1894255, 3788510, 7577020]

約数ペア:

[(1, 7577020), (2, 3788510), (4, 1894255), (5, 1515404), (10, 757702), (11, 688820), (20, 378851), (22, 344410), (31, 244420), (44, 172205), (55, 137764), (62, 122210), (101, 75020), (110, 68882), (121, 62620), (124, 61105), (155, 48884), (202, 37510), (220, 34441), (242, 31310), (310, 24442), (341, 22220), (404, 18755), (484, 15655), (505, 15004), (605, 12524), (620, 12221), (682, 11110), (1010, 7502), (1111, 6820), (1210, 6262), (1364, 5555), (1705, 4444), (2020, 3751), (2222, 3410), (2420, 3131)]