63420460

素因数分解:

$2^2\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{1949}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 133333200

約数和(自身を除く): 69912740

約数列:

[1, 2, 4, 5, 10, 20, 1627, 1949, 3254, 3898, 6508, 7796, 8135, 9745, 16270, 19490, 32540, 38980, 3171023, 6342046, 12684092, 15855115, 31710230, 63420460]

約数ペア:

[(1, 63420460), (2, 31710230), (4, 15855115), (5, 12684092), (10, 6342046), (20, 3171023), (1627, 38980), (1949, 32540), (3254, 19490), (3898, 16270), (6508, 9745), (7796, 8135)]