202145240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{459421}}^1$

素因数の和:459443

約数の個数: 32

約数和(自身を含む): 496175760

約数和(自身を除く): 294030520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 459421, 918842, 1837684, 2297105, 3675368, 4594210, 5053631, 9188420, 10107262, 18376840, 20214524, 25268155, 40429048, 50536310, 101072620, 202145240]

約数ペア:

[(1, 202145240), (2, 101072620), (4, 50536310), (5, 40429048), (8, 25268155), (10, 20214524), (11, 18376840), (20, 10107262), (22, 9188420), (40, 5053631), (44, 4594210), (55, 3675368), (88, 2297105), (110, 1837684), (220, 918842), (440, 459421)]