3780200

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 9022860

約数和(自身を除く): 5242660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 461, 820, 922, 1025, 1640, 1844, 2050, 2305, 3688, 4100, 4610, 8200, 9220, 11525, 18440, 18901, 23050, 37802, 46100, 75604, 92200, 94505, 151208, 189010, 378020, 472525, 756040, 945050, 1890100, 3780200]

約数ペア:

[(1, 3780200), (2, 1890100), (4, 945050), (5, 756040), (8, 472525), (10, 378020), (20, 189010), (25, 151208), (40, 94505), (41, 92200), (50, 75604), (82, 46100), (100, 37802), (164, 23050), (200, 18901), (205, 18440), (328, 11525), (410, 9220), (461, 8200), (820, 4610), (922, 4100), (1025, 3688), (1640, 2305), (1844, 2050)]