13296280

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{677}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 30021840

約数和(自身を除く): 16725560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 677, 982, 1354, 1964, 2455, 2708, 3385, 3928, 4910, 5416, 6770, 9820, 13540, 19640, 27080, 332407, 664814, 1329628, 1662035, 2659256, 3324070, 6648140, 13296280]

約数ペア:

[(1, 13296280), (2, 6648140), (4, 3324070), (5, 2659256), (8, 1662035), (10, 1329628), (20, 664814), (40, 332407), (491, 27080), (677, 19640), (982, 13540), (1354, 9820), (1964, 6770), (2455, 5416), (2708, 4910), (3385, 3928)]