33208040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 76666500

約数和(自身を除く): 43458460

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 449, 860, 898, 1720, 1796, 1849, 2245, 3592, 3698, 4490, 7396, 8980, 9245, 14792, 17960, 18490, 19307, 36980, 38614, 73960, 77228, 96535, 154456, 193070, 386140, 772280, 830201, 1660402, 3320804, 4151005, 6641608, 8302010, 16604020, 33208040]

約数ペア:

[(1, 33208040), (2, 16604020), (4, 8302010), (5, 6641608), (8, 4151005), (10, 3320804), (20, 1660402), (40, 830201), (43, 772280), (86, 386140), (172, 193070), (215, 154456), (344, 96535), (430, 77228), (449, 73960), (860, 38614), (898, 36980), (1720, 19307), (1796, 18490), (1849, 17960), (2245, 14792), (3592, 9245), (3698, 8980), (4490, 7396)]