1405150

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 24

約数和(自身を含む): 2644920

約数和(自身を除く): 1239770

約数列:

[1, 2, 5, 10, 25, 50, 157, 179, 314, 358, 785, 895, 1570, 1790, 3925, 4475, 7850, 8950, 28103, 56206, 140515, 281030, 702575, 1405150]

約数ペア:

[(1, 1405150), (2, 702575), (5, 281030), (10, 140515), (25, 56206), (50, 28103), (157, 8950), (179, 7850), (314, 4475), (358, 3925), (785, 1790), (895, 1570)]