39138220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2437}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 90927648

約数和(自身を除く): 51789428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 2437, 3212, 4015, 4874, 8030, 9748, 12185, 16060, 24370, 26807, 48740, 53614, 107228, 134035, 177901, 268070, 355802, 536140, 711604, 889505, 1779010, 1956911, 3558020, 3913822, 7827644, 9784555, 19569110, 39138220]

約数ペア:

[(1, 39138220), (2, 19569110), (4, 9784555), (5, 7827644), (10, 3913822), (11, 3558020), (20, 1956911), (22, 1779010), (44, 889505), (55, 711604), (73, 536140), (110, 355802), (146, 268070), (220, 177901), (292, 134035), (365, 107228), (730, 53614), (803, 48740), (1460, 26807), (1606, 24370), (2437, 16060), (3212, 12185), (4015, 9748), (4874, 8030)]