200468440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{45979}}^1$

素因数の和:46099

約数の個数: 32

約数和(自身を含む): 455202000

約数和(自身を除く): 254733560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 45979, 91958, 183916, 229895, 367832, 459790, 919580, 1839160, 5011711, 10023422, 20046844, 25058555, 40093688, 50117110, 100234220, 200468440]

約数ペア:

[(1, 200468440), (2, 100234220), (4, 50117110), (5, 40093688), (8, 25058555), (10, 20046844), (20, 10023422), (40, 5011711), (109, 1839160), (218, 919580), (436, 459790), (545, 367832), (872, 229895), (1090, 183916), (2180, 91958), (4360, 45979)]