56897420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 124407360

約数和(自身を除く): 67509940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 263, 290, 373, 526, 580, 746, 1052, 1315, 1492, 1865, 2630, 3730, 5260, 7460, 7627, 10817, 15254, 21634, 30508, 38135, 43268, 54085, 76270, 98099, 108170, 152540, 196198, 216340, 392396, 490495, 980990, 1961980, 2844871, 5689742, 11379484, 14224355, 28448710, 56897420]

約数ペア:

[(1, 56897420), (2, 28448710), (4, 14224355), (5, 11379484), (10, 5689742), (20, 2844871), (29, 1961980), (58, 980990), (116, 490495), (145, 392396), (263, 216340), (290, 196198), (373, 152540), (526, 108170), (580, 98099), (746, 76270), (1052, 54085), (1315, 43268), (1492, 38135), (1865, 30508), (2630, 21634), (3730, 15254), (5260, 10817), (7460, 7627)]