204410960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196549}}^1$

素因数の和:196575

約数の個数: 40

約数和(自身を含む): 511816200

約数和(自身を除く): 307405240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 196549, 393098, 786196, 982745, 1572392, 1965490, 2555137, 3144784, 3930980, 5110274, 7861960, 10220548, 12775685, 15723920, 20441096, 25551370, 40882192, 51102740, 102205480, 204410960]

約数ペア:

[(1, 204410960), (2, 102205480), (4, 51102740), (5, 40882192), (8, 25551370), (10, 20441096), (13, 15723920), (16, 12775685), (20, 10220548), (26, 7861960), (40, 5110274), (52, 3930980), (65, 3144784), (80, 2555137), (104, 1965490), (130, 1572392), (208, 982745), (260, 786196), (520, 393098), (1040, 196549)]