208024760

素因数分解:

$2^3\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{3691}}^1$

素因数の和:5111

約数の個数: 32

約数和(自身を含む): 468514800

約数和(自身を除く): 260490040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1409, 2818, 3691, 5636, 7045, 7382, 11272, 14090, 14764, 18455, 28180, 29528, 36910, 56360, 73820, 147640, 5200619, 10401238, 20802476, 26003095, 41604952, 52006190, 104012380, 208024760]

約数ペア:

[(1, 208024760), (2, 104012380), (4, 52006190), (5, 41604952), (8, 26003095), (10, 20802476), (20, 10401238), (40, 5200619), (1409, 147640), (2818, 73820), (3691, 56360), (5636, 36910), (7045, 29528), (7382, 28180), (11272, 18455), (14090, 14764)]