669493220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{41687}}^1$

素因数の和:41780

約数の個数: 48

約数和(自身を含む): 1554795648

約数和(自身を除く): 885302428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 41687, 83374, 166748, 208435, 416870, 458557, 833740, 917114, 1834228, 2292785, 3043151, 4585570, 6086302, 9171140, 12172604, 15215755, 30431510, 33474661, 60863020, 66949322, 133898644, 167373305, 334746610, 669493220]

約数ペア:

[(1, 669493220), (2, 334746610), (4, 167373305), (5, 133898644), (10, 66949322), (11, 60863020), (20, 33474661), (22, 30431510), (44, 15215755), (55, 12172604), (73, 9171140), (110, 6086302), (146, 4585570), (220, 3043151), (292, 2292785), (365, 1834228), (730, 917114), (803, 833740), (1460, 458557), (1606, 416870), (3212, 208435), (4015, 166748), (8030, 83374), (16060, 41687)]