20794037200

素因数分解:

$2^4\times 5^2\times {\mathrm{733}}^1\times {\mathrm{70921}}^1$

素因数の和:71672

約数の個数: 60

約数和(自身を含む): 50026534828

約数和(自身を除く): 29232497628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 733, 1466, 2932, 3665, 5864, 7330, 11728, 14660, 18325, 29320, 36650, 58640, 70921, 73300, 141842, 146600, 283684, 293200, 354605, 567368, 709210, 1134736, 1418420, 1773025, 2836840, 3546050, 5673680, 7092100, 14184200, 28368400, 51985093, 103970186, 207940372, 259925465, 415880744, 519850930, 831761488, 1039701860, 1299627325, 2079403720, 2599254650, 4158807440, 5198509300, 10397018600, 20794037200]

約数ペア:

[(1, 20794037200), (2, 10397018600), (4, 5198509300), (5, 4158807440), (8, 2599254650), (10, 2079403720), (16, 1299627325), (20, 1039701860), (25, 831761488), (40, 519850930), (50, 415880744), (80, 259925465), (100, 207940372), (200, 103970186), (400, 51985093), (733, 28368400), (1466, 14184200), (2932, 7092100), (3665, 5673680), (5864, 3546050), (7330, 2836840), (11728, 1773025), (14660, 1418420), (18325, 1134736), (29320, 709210), (36650, 567368), (58640, 354605), (70921, 293200), (73300, 283684), (141842, 146600)]