195175420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{80651}}^1$

素因数の和:80682

約数の個数: 36

約数和(自身を含む): 450522072

約数和(自身を除く): 255346652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 80651, 161302, 322604, 403255, 806510, 887161, 1613020, 1774322, 3548644, 4435805, 8871610, 9758771, 17743220, 19517542, 39035084, 48793855, 97587710, 195175420]

約数ペア:

[(1, 195175420), (2, 97587710), (4, 48793855), (5, 39035084), (10, 19517542), (11, 17743220), (20, 9758771), (22, 8871610), (44, 4435805), (55, 3548644), (110, 1774322), (121, 1613020), (220, 887161), (242, 806510), (484, 403255), (605, 322604), (1210, 161302), (2420, 80651)]