88194920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{200443}}^1$

素因数の和:200465

約数の個数: 32

約数和(自身を含む): 216479520

約数和(自身を除く): 128284600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 200443, 400886, 801772, 1002215, 1603544, 2004430, 2204873, 4008860, 4409746, 8017720, 8819492, 11024365, 17638984, 22048730, 44097460, 88194920]

約数ペア:

[(1, 88194920), (2, 44097460), (4, 22048730), (5, 17638984), (8, 11024365), (10, 8819492), (11, 8017720), (20, 4409746), (22, 4008860), (40, 2204873), (44, 2004430), (55, 1603544), (88, 1002215), (110, 801772), (220, 400886), (440, 200443)]