40282480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71933}}^1$

素因数の和:71953

約数の個数: 40

約数和(自身を含む): 107037792

約数和(自身を除く): 66755312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71933, 143866, 287732, 359665, 503531, 575464, 719330, 1007062, 1150928, 1438660, 2014124, 2517655, 2877320, 4028248, 5035310, 5754640, 8056496, 10070620, 20141240, 40282480]

約数ペア:

[(1, 40282480), (2, 20141240), (4, 10070620), (5, 8056496), (7, 5754640), (8, 5035310), (10, 4028248), (14, 2877320), (16, 2517655), (20, 2014124), (28, 1438660), (35, 1150928), (40, 1007062), (56, 719330), (70, 575464), (80, 503531), (112, 359665), (140, 287732), (280, 143866), (560, 71933)]