39528820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 85377600

約数和(自身を除く): 45848780

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 139, 236, 241, 278, 295, 482, 556, 590, 695, 964, 1180, 1205, 1390, 2410, 2780, 4820, 8201, 14219, 16402, 28438, 32804, 33499, 41005, 56876, 66998, 71095, 82010, 133996, 142190, 164020, 167495, 284380, 334990, 669980, 1976441, 3952882, 7905764, 9882205, 19764410, 39528820]

約数ペア:

[(1, 39528820), (2, 19764410), (4, 9882205), (5, 7905764), (10, 3952882), (20, 1976441), (59, 669980), (118, 334990), (139, 284380), (236, 167495), (241, 164020), (278, 142190), (295, 133996), (482, 82010), (556, 71095), (590, 66998), (695, 56876), (964, 41005), (1180, 33499), (1205, 32804), (1390, 28438), (2410, 16402), (2780, 14219), (4820, 8201)]