200045620

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{50773}}^1$

素因数の和:50979

約数の個数: 24

約数和(自身を含む): 422236584

約数和(自身を除く): 222190964

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 50773, 101546, 203092, 253865, 507730, 1015460, 10002281, 20004562, 40009124, 50011405, 100022810, 200045620]

約数ペア:

[(1, 200045620), (2, 100022810), (4, 50011405), (5, 40009124), (10, 20004562), (20, 10002281), (197, 1015460), (394, 507730), (788, 253865), (985, 203092), (1970, 101546), (3940, 50773)]