201031820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83071}}^1$

素因数の和:83102

約数の個数: 36

約数和(自身を含む): 464040192

約数和(自身を除く): 263008372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 83071, 166142, 332284, 415355, 830710, 913781, 1661420, 1827562, 3655124, 4568905, 9137810, 10051591, 18275620, 20103182, 40206364, 50257955, 100515910, 201031820]

約数ペア:

[(1, 201031820), (2, 100515910), (4, 50257955), (5, 40206364), (10, 20103182), (11, 18275620), (20, 10051591), (22, 9137810), (44, 4568905), (55, 3655124), (110, 1827562), (121, 1661420), (220, 913781), (242, 830710), (484, 415355), (605, 332284), (1210, 166142), (2420, 83071)]