288519220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{7853}}^1$

素因数の和:8040

約数の個数: 48

約数和(自身を含む): 665013888

約数和(自身を除く): 376494668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 7853, 9185, 15706, 18370, 31412, 36740, 39265, 78530, 86383, 157060, 172766, 345532, 431915, 863830, 1311451, 1727660, 2622902, 5245804, 6557255, 13114510, 14425961, 26229020, 28851922, 57703844, 72129805, 144259610, 288519220]

約数ペア:

[(1, 288519220), (2, 144259610), (4, 72129805), (5, 57703844), (10, 28851922), (11, 26229020), (20, 14425961), (22, 13114510), (44, 6557255), (55, 5245804), (110, 2622902), (167, 1727660), (220, 1311451), (334, 863830), (668, 431915), (835, 345532), (1670, 172766), (1837, 157060), (3340, 86383), (3674, 78530), (7348, 39265), (7853, 36740), (9185, 31412), (15706, 18370)]