2971420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 6306048

約数和(自身を除く): 3334628

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1471, 2020, 2942, 5884, 7355, 14710, 29420, 148571, 297142, 594284, 742855, 1485710, 2971420]

約数ペア:

[(1, 2971420), (2, 1485710), (4, 742855), (5, 594284), (10, 297142), (20, 148571), (101, 29420), (202, 14710), (404, 7355), (505, 5884), (1010, 2942), (1471, 2020)]