140476720

素因数分解:

$2^4\times 5^1\times {\mathrm{1755959}}^1$

素因数の和:1755972

約数の個数: 20

約数和(自身を含む): 326608560

約数和(自身を除く): 186131840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1755959, 3511918, 7023836, 8779795, 14047672, 17559590, 28095344, 35119180, 70238360, 140476720]

約数ペア:

[(1, 140476720), (2, 70238360), (4, 35119180), (5, 28095344), (8, 17559590), (10, 14047672), (16, 8779795), (20, 7023836), (40, 3511918), (80, 1755959)]