634120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 1451520

約数和(自身を除く): 817400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 191, 332, 382, 415, 664, 764, 830, 955, 1528, 1660, 1910, 3320, 3820, 7640, 15853, 31706, 63412, 79265, 126824, 158530, 317060, 634120]

約数ペア:

[(1, 634120), (2, 317060), (4, 158530), (5, 126824), (8, 79265), (10, 63412), (20, 31706), (40, 15853), (83, 7640), (166, 3820), (191, 3320), (332, 1910), (382, 1660), (415, 1528), (664, 955), (764, 830)]