997602940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609037}}^1$

素因数の和:1609077

約数の個数: 24

約数和(自身を含む): 2162547072

約数和(自身を除く): 1164944132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1609037, 3218074, 6436148, 8045185, 16090370, 32180740, 49880147, 99760294, 199520588, 249400735, 498801470, 997602940]

約数ペア:

[(1, 997602940), (2, 498801470), (4, 249400735), (5, 199520588), (10, 99760294), (20, 49880147), (31, 32180740), (62, 16090370), (124, 8045185), (155, 6436148), (310, 3218074), (620, 1609037)]