280388636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{10099}}^1$

素因数の和:10745

約数の個数: 24

約数和(自身を含む): 536188800

約数和(自身を除く): 255800164

約数列:

[1, 2, 4, 11, 22, 44, 631, 1262, 2524, 6941, 10099, 13882, 20198, 27764, 40396, 111089, 222178, 444356, 6372469, 12744938, 25489876, 70097159, 140194318, 280388636]

約数ペア:

[(1, 280388636), (2, 140194318), (4, 70097159), (11, 25489876), (22, 12744938), (44, 6372469), (631, 444356), (1262, 222178), (2524, 111089), (6941, 40396), (10099, 27764), (13882, 20198)]