31010520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{258421}}^1$

素因数の和:258435

約数の個数: 32

約数和(自身を含む): 93031920

約数和(自身を除く): 62021400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 258421, 516842, 775263, 1033684, 1292105, 1550526, 2067368, 2584210, 3101052, 3876315, 5168420, 6202104, 7752630, 10336840, 15505260, 31010520]

約数ペア:

[(1, 31010520), (2, 15505260), (3, 10336840), (4, 7752630), (5, 6202104), (6, 5168420), (8, 3876315), (10, 3101052), (12, 2584210), (15, 2067368), (20, 1550526), (24, 1292105), (30, 1033684), (40, 775263), (60, 516842), (120, 258421)]