30913940

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2707}}^1$

素因数の和:3287

約数の個数: 24

約数和(自身を含む): 65056992

約数和(自身を除く): 34143052

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2707, 2855, 5414, 5710, 10828, 11420, 13535, 27070, 54140, 1545697, 3091394, 6182788, 7728485, 15456970, 30913940]

約数ペア:

[(1, 30913940), (2, 15456970), (4, 7728485), (5, 6182788), (10, 3091394), (20, 1545697), (571, 54140), (1142, 27070), (2284, 13535), (2707, 11420), (2855, 10828), (5414, 5710)]