5438680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10459}}^1$

素因数の和:10483

約数の個数: 32

約数和(自身を含む): 13179600

約数和(自身を除く): 7740920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10459, 20918, 41836, 52295, 83672, 104590, 135967, 209180, 271934, 418360, 543868, 679835, 1087736, 1359670, 2719340, 5438680]

約数ペア:

[(1, 5438680), (2, 2719340), (4, 1359670), (5, 1087736), (8, 679835), (10, 543868), (13, 418360), (20, 271934), (26, 209180), (40, 135967), (52, 104590), (65, 83672), (104, 52295), (130, 41836), (260, 20918), (520, 10459)]