204065620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{54563}}^1$

素因数の和:54600

約数の個数: 48

約数和(自身を含む): 495004608

約数和(自身を除く): 290938988

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 54563, 109126, 218252, 272815, 545630, 600193, 927571, 1091260, 1200386, 1855142, 2400772, 3000965, 3710284, 4637855, 6001930, 9275710, 10203281, 12003860, 18551420, 20406562, 40813124, 51016405, 102032810, 204065620]

約数ペア:

[(1, 204065620), (2, 102032810), (4, 51016405), (5, 40813124), (10, 20406562), (11, 18551420), (17, 12003860), (20, 10203281), (22, 9275710), (34, 6001930), (44, 4637855), (55, 3710284), (68, 3000965), (85, 2400772), (110, 1855142), (170, 1200386), (187, 1091260), (220, 927571), (340, 600193), (374, 545630), (748, 272815), (935, 218252), (1870, 109126), (3740, 54563)]