488367640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{2053}}^1$

素因数の和:2396

約数の個数: 64

約数和(自身を含む): 1160920800

約数和(自身を除く): 672553160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 313, 380, 626, 760, 1252, 1565, 2053, 2504, 3130, 4106, 5947, 6260, 8212, 10265, 11894, 12520, 16424, 20530, 23788, 29735, 39007, 41060, 47576, 59470, 78014, 82120, 118940, 156028, 195035, 237880, 312056, 390070, 642589, 780140, 1285178, 1560280, 2570356, 3212945, 5140712, 6425890, 12209191, 12851780, 24418382, 25703560, 48836764, 61045955, 97673528, 122091910, 244183820, 488367640]

約数ペア:

[(1, 488367640), (2, 244183820), (4, 122091910), (5, 97673528), (8, 61045955), (10, 48836764), (19, 25703560), (20, 24418382), (38, 12851780), (40, 12209191), (76, 6425890), (95, 5140712), (152, 3212945), (190, 2570356), (313, 1560280), (380, 1285178), (626, 780140), (760, 642589), (1252, 390070), (1565, 312056), (2053, 237880), (2504, 195035), (3130, 156028), (4106, 118940), (5947, 82120), (6260, 78014), (8212, 59470), (10265, 47576), (11894, 41060), (12520, 39007), (16424, 29735), (20530, 23788)]