122475320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{278353}}^1$

素因数の和:278375

約数の個数: 32

約数和(自身を含む): 300622320

約数和(自身を除く): 178147000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 278353, 556706, 1113412, 1391765, 2226824, 2783530, 3061883, 5567060, 6123766, 11134120, 12247532, 15309415, 24495064, 30618830, 61237660, 122475320]

約数ペア:

[(1, 122475320), (2, 61237660), (4, 30618830), (5, 24495064), (8, 15309415), (10, 12247532), (11, 11134120), (20, 6123766), (22, 5567060), (40, 3061883), (44, 2783530), (55, 2226824), (88, 1391765), (110, 1113412), (220, 556706), (440, 278353)]