30670220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3001}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 74641728

約数和(自身を除く): 43971508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 3001, 5110, 6002, 10220, 12004, 15005, 21007, 30010, 42014, 60020, 84028, 105035, 210070, 219073, 420140, 438146, 876292, 1095365, 1533511, 2190730, 3067022, 4381460, 6134044, 7667555, 15335110, 30670220]

約数ペア:

[(1, 30670220), (2, 15335110), (4, 7667555), (5, 6134044), (7, 4381460), (10, 3067022), (14, 2190730), (20, 1533511), (28, 1095365), (35, 876292), (70, 438146), (73, 420140), (140, 219073), (146, 210070), (292, 105035), (365, 84028), (511, 60020), (730, 42014), (1022, 30010), (1460, 21007), (2044, 15005), (2555, 12004), (3001, 10220), (5110, 6002)]