20235160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45989}}^1$

素因数の和:46011

約数の個数: 32

約数和(自身を含む): 49669200

約数和(自身を除く): 29434040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45989, 91978, 183956, 229945, 367912, 459890, 505879, 919780, 1011758, 1839560, 2023516, 2529395, 4047032, 5058790, 10117580, 20235160]

約数ペア:

[(1, 20235160), (2, 10117580), (4, 5058790), (5, 4047032), (8, 2529395), (10, 2023516), (11, 1839560), (20, 1011758), (22, 919780), (40, 505879), (44, 459890), (55, 367912), (88, 229945), (110, 183956), (220, 91978), (440, 45989)]