61603960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140009}}^1$

素因数の和:140031

約数の個数: 32

約数和(自身を含む): 151210800

約数和(自身を除く): 89606840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140009, 280018, 560036, 700045, 1120072, 1400090, 1540099, 2800180, 3080198, 5600360, 6160396, 7700495, 12320792, 15400990, 30801980, 61603960]

約数ペア:

[(1, 61603960), (2, 30801980), (4, 15400990), (5, 12320792), (8, 7700495), (10, 6160396), (11, 5600360), (20, 3080198), (22, 2800180), (40, 1540099), (44, 1400090), (55, 1120072), (88, 700045), (110, 560036), (220, 280018), (440, 140009)]