38254760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 92203920

約数和(自身を除く): 53949160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 557, 680, 808, 1010, 1114, 1717, 2020, 2228, 2785, 3434, 4040, 4456, 5570, 6868, 8585, 9469, 11140, 13736, 17170, 18938, 22280, 34340, 37876, 47345, 56257, 68680, 75752, 94690, 112514, 189380, 225028, 281285, 378760, 450056, 562570, 956369, 1125140, 1912738, 2250280, 3825476, 4781845, 7650952, 9563690, 19127380, 38254760]

約数ペア:

[(1, 38254760), (2, 19127380), (4, 9563690), (5, 7650952), (8, 4781845), (10, 3825476), (17, 2250280), (20, 1912738), (34, 1125140), (40, 956369), (68, 562570), (85, 450056), (101, 378760), (136, 281285), (170, 225028), (202, 189380), (340, 112514), (404, 94690), (505, 75752), (557, 68680), (680, 56257), (808, 47345), (1010, 37876), (1114, 34340), (1717, 22280), (2020, 18938), (2228, 17170), (2785, 13736), (3434, 11140), (4040, 9469), (4456, 8585), (5570, 6868)]