30410840

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1123}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 68586480

約数和(自身を除く): 38175640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1123, 1354, 2246, 2708, 3385, 4492, 5416, 5615, 6770, 8984, 11230, 13540, 22460, 27080, 44920, 760271, 1520542, 3041084, 3801355, 6082168, 7602710, 15205420, 30410840]

約数ペア:

[(1, 30410840), (2, 15205420), (4, 7602710), (5, 6082168), (8, 3801355), (10, 3041084), (20, 1520542), (40, 760271), (677, 44920), (1123, 27080), (1354, 22460), (2246, 13540), (2708, 11230), (3385, 8984), (4492, 6770), (5416, 5615)]