8937890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 17463600

約数和(自身を除く): 8525710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 349, 394, 698, 985, 1745, 1970, 2561, 3490, 4537, 5122, 9074, 12805, 22685, 25610, 45370, 68753, 137506, 343765, 687530, 893789, 1787578, 4468945, 8937890]

約数ペア:

[(1, 8937890), (2, 4468945), (5, 1787578), (10, 893789), (13, 687530), (26, 343765), (65, 137506), (130, 68753), (197, 45370), (349, 25610), (394, 22685), (698, 12805), (985, 9074), (1745, 5122), (1970, 4537), (2561, 3490)]