18753400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2287}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 25931240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 2287, 4100, 4574, 8200, 9148, 11435, 18296, 22870, 45740, 57175, 91480, 93767, 114350, 187534, 228700, 375068, 457400, 468835, 750136, 937670, 1875340, 2344175, 3750680, 4688350, 9376700, 18753400]

約数ペア:

[(1, 18753400), (2, 9376700), (4, 4688350), (5, 3750680), (8, 2344175), (10, 1875340), (20, 937670), (25, 750136), (40, 468835), (41, 457400), (50, 375068), (82, 228700), (100, 187534), (164, 114350), (200, 93767), (205, 91480), (328, 57175), (410, 45740), (820, 22870), (1025, 18296), (1640, 11435), (2050, 9148), (2287, 8200), (4100, 4574)]