88977020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2053}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 204972768

約数和(自身を除く): 115995748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2053, 2167, 3940, 4106, 4334, 8212, 8668, 10265, 10835, 20530, 21670, 22583, 41060, 43340, 45166, 90332, 112915, 225830, 404441, 451660, 808882, 1617764, 2022205, 4044410, 4448851, 8088820, 8897702, 17795404, 22244255, 44488510, 88977020]

約数ペア:

[(1, 88977020), (2, 44488510), (4, 22244255), (5, 17795404), (10, 8897702), (11, 8088820), (20, 4448851), (22, 4044410), (44, 2022205), (55, 1617764), (110, 808882), (197, 451660), (220, 404441), (394, 225830), (788, 112915), (985, 90332), (1970, 45166), (2053, 43340), (2167, 41060), (3940, 22583), (4106, 21670), (4334, 20530), (8212, 10835), (8668, 10265)]