2247640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 5125680

約数和(自身を除く): 2878040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 677, 830, 1354, 1660, 2708, 3320, 3385, 5416, 6770, 13540, 27080, 56191, 112382, 224764, 280955, 449528, 561910, 1123820, 2247640]

約数ペア:

[(1, 2247640), (2, 1123820), (4, 561910), (5, 449528), (8, 280955), (10, 224764), (20, 112382), (40, 56191), (83, 27080), (166, 13540), (332, 6770), (415, 5416), (664, 3385), (677, 3320), (830, 2708), (1354, 1660)]