38556780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{642613}}^1$

素因数の和:642625

約数の個数: 24

約数和(自身を含む): 107959152

約数和(自身を除く): 69402372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 642613, 1285226, 1927839, 2570452, 3213065, 3855678, 6426130, 7711356, 9639195, 12852260, 19278390, 38556780]

約数ペア:

[(1, 38556780), (2, 19278390), (3, 12852260), (4, 9639195), (5, 7711356), (6, 6426130), (10, 3855678), (12, 3213065), (15, 2570452), (20, 1927839), (30, 1285226), (60, 642613)]