3879980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14923}}^1$

素因数の和:14945

約数の個数: 24

約数和(自身を含む): 8775312

約数和(自身を除く): 4895332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 14923, 29846, 59692, 74615, 149230, 193999, 298460, 387998, 775996, 969995, 1939990, 3879980]

約数ペア:

[(1, 3879980), (2, 1939990), (4, 969995), (5, 775996), (10, 387998), (13, 298460), (20, 193999), (26, 149230), (52, 74615), (65, 59692), (130, 29846), (260, 14923)]