12776680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45631}}^1$

素因数の和:45649

約数の個数: 32

約数和(自身を含む): 32855040

約数和(自身を除く): 20078360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45631, 91262, 182524, 228155, 319417, 365048, 456310, 638834, 912620, 1277668, 1597085, 1825240, 2555336, 3194170, 6388340, 12776680]

約数ペア:

[(1, 12776680), (2, 6388340), (4, 3194170), (5, 2555336), (7, 1825240), (8, 1597085), (10, 1277668), (14, 912620), (20, 638834), (28, 456310), (35, 365048), (40, 319417), (56, 228155), (70, 182524), (140, 91262), (280, 45631)]