3747640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7207}}^1$

素因数の和:7231

約数の個数: 32

約数和(自身を含む): 9082080

約数和(自身を除く): 5334440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7207, 14414, 28828, 36035, 57656, 72070, 93691, 144140, 187382, 288280, 374764, 468455, 749528, 936910, 1873820, 3747640]

約数ペア:

[(1, 3747640), (2, 1873820), (4, 936910), (5, 749528), (8, 468455), (10, 374764), (13, 288280), (20, 187382), (26, 144140), (40, 93691), (52, 72070), (65, 57656), (104, 36035), (130, 28828), (260, 14414), (520, 7207)]