278340448

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{122509}}^1$

素因数の和:122590

約数の個数: 24

約数和(自身を含む): 555705360

約数和(自身を除く): 277364912

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 122509, 245018, 490036, 980072, 1960144, 3920288, 8698139, 17396278, 34792556, 69585112, 139170224, 278340448]

約数ペア:

[(1, 278340448), (2, 139170224), (4, 69585112), (8, 34792556), (16, 17396278), (32, 8698139), (71, 3920288), (142, 1960144), (284, 980072), (568, 490036), (1136, 245018), (2272, 122509)]