389499420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6491657}}^1$

素因数の和:6491669

約数の個数: 24

約数和(自身を含む): 1090598544

約数和(自身を除く): 701099124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6491657, 12983314, 19474971, 25966628, 32458285, 38949942, 64916570, 77899884, 97374855, 129833140, 194749710, 389499420]

約数ペア:

[(1, 389499420), (2, 194749710), (3, 129833140), (4, 97374855), (5, 77899884), (6, 64916570), (10, 38949942), (12, 32458285), (15, 25966628), (20, 19474971), (30, 12983314), (60, 6491657)]