520075990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{5273}}^1$

素因数の和:6696

約数の個数: 32

約数和(自身を含む): 1070832960

約数和(自身を除く): 550756970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1409, 2818, 5273, 7045, 9863, 10546, 14090, 19726, 26365, 36911, 49315, 52730, 73822, 98630, 184555, 369110, 7429657, 14859314, 37148285, 52007599, 74296570, 104015198, 260037995, 520075990]

約数ペア:

[(1, 520075990), (2, 260037995), (5, 104015198), (7, 74296570), (10, 52007599), (14, 37148285), (35, 14859314), (70, 7429657), (1409, 369110), (2818, 184555), (5273, 98630), (7045, 73822), (9863, 52730), (10546, 49315), (14090, 36911), (19726, 26365)]