508701980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{162007}}^1$

素因数の和:162173

約数の個数: 24

約数和(自身を含む): 1075085088

約数和(自身を除く): 566383108

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 162007, 324014, 648028, 810035, 1620070, 3240140, 25435099, 50870198, 101740396, 127175495, 254350990, 508701980]

約数ペア:

[(1, 508701980), (2, 254350990), (4, 127175495), (5, 101740396), (10, 50870198), (20, 25435099), (157, 3240140), (314, 1620070), (628, 810035), (785, 648028), (1570, 324014), (3140, 162007)]