30874040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45403}}^1$

素因数の和:45431

約数の個数: 32

約数和(自身を含む): 73554480

約数和(自身を除く): 42680440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 45403, 90806, 181612, 227015, 363224, 454030, 771851, 908060, 1543702, 1816120, 3087404, 3859255, 6174808, 7718510, 15437020, 30874040]

約数ペア:

[(1, 30874040), (2, 15437020), (4, 7718510), (5, 6174808), (8, 3859255), (10, 3087404), (17, 1816120), (20, 1543702), (34, 908060), (40, 771851), (68, 454030), (85, 363224), (136, 227015), (170, 181612), (340, 90806), (680, 45403)]