20063560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45599}}^1$

素因数の和:45621

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 29184440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45599, 91198, 182396, 227995, 364792, 455990, 501589, 911980, 1003178, 1823960, 2006356, 2507945, 4012712, 5015890, 10031780, 20063560]

約数ペア:

[(1, 20063560), (2, 10031780), (4, 5015890), (5, 4012712), (8, 2507945), (10, 2006356), (11, 1823960), (20, 1003178), (22, 911980), (40, 501589), (44, 455990), (55, 364792), (88, 227995), (110, 182396), (220, 91198), (440, 45599)]