74890480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133733}}^1$

素因数の和:133753

約数の個数: 40

約数和(自身を含む): 198996192

約数和(自身を除く): 124105712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133733, 267466, 534932, 668665, 936131, 1069864, 1337330, 1872262, 2139728, 2674660, 3744524, 4680655, 5349320, 7489048, 9361310, 10698640, 14978096, 18722620, 37445240, 74890480]

約数ペア:

[(1, 74890480), (2, 37445240), (4, 18722620), (5, 14978096), (7, 10698640), (8, 9361310), (10, 7489048), (14, 5349320), (16, 4680655), (20, 3744524), (28, 2674660), (35, 2139728), (40, 1872262), (56, 1337330), (70, 1069864), (80, 936131), (112, 668665), (140, 534932), (280, 267466), (560, 133733)]