47681240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^2\times {\mathrm{191}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 109226880

約数和(自身を除く): 61545640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 191, 316, 382, 395, 632, 764, 790, 955, 1528, 1580, 1910, 3160, 3820, 6241, 7640, 12482, 15089, 24964, 30178, 31205, 49928, 60356, 62410, 75445, 120712, 124820, 150890, 249640, 301780, 603560, 1192031, 2384062, 4768124, 5960155, 9536248, 11920310, 23840620, 47681240]

約数ペア:

[(1, 47681240), (2, 23840620), (4, 11920310), (5, 9536248), (8, 5960155), (10, 4768124), (20, 2384062), (40, 1192031), (79, 603560), (158, 301780), (191, 249640), (316, 150890), (382, 124820), (395, 120712), (632, 75445), (764, 62410), (790, 60356), (955, 49928), (1528, 31205), (1580, 30178), (1910, 24964), (3160, 15089), (3820, 12482), (6241, 7640)]