3999490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 7952256

約数和(自身を除く): 3952766

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 353, 515, 706, 1030, 1133, 1765, 2266, 3530, 3883, 5665, 7766, 11330, 19415, 36359, 38830, 72718, 181795, 363590, 399949, 799898, 1999745, 3999490]

約数ペア:

[(1, 3999490), (2, 1999745), (5, 799898), (10, 399949), (11, 363590), (22, 181795), (55, 72718), (103, 38830), (110, 36359), (206, 19415), (353, 11330), (515, 7766), (706, 5665), (1030, 3883), (1133, 3530), (1765, 2266)]