39200780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 84672000

約数和(自身を除く): 45471220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 139, 236, 239, 278, 295, 478, 556, 590, 695, 956, 1180, 1195, 1390, 2390, 2780, 4780, 8201, 14101, 16402, 28202, 32804, 33221, 41005, 56404, 66442, 70505, 82010, 132884, 141010, 164020, 166105, 282020, 332210, 664420, 1960039, 3920078, 7840156, 9800195, 19600390, 39200780]

約数ペア:

[(1, 39200780), (2, 19600390), (4, 9800195), (5, 7840156), (10, 3920078), (20, 1960039), (59, 664420), (118, 332210), (139, 282020), (236, 166105), (239, 164020), (278, 141010), (295, 132884), (478, 82010), (556, 70505), (590, 66442), (695, 56404), (956, 41005), (1180, 33221), (1195, 32804), (1390, 28202), (2390, 16402), (2780, 14101), (4780, 8201)]