9822140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6917}}^1$

素因数の和:6997

約数の個数: 24

約数和(自身を含む): 20920032

約数和(自身を除く): 11097892

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6917, 13834, 27668, 34585, 69170, 138340, 491107, 982214, 1964428, 2455535, 4911070, 9822140]

約数ペア:

[(1, 9822140), (2, 4911070), (4, 2455535), (5, 1964428), (10, 982214), (20, 491107), (71, 138340), (142, 69170), (284, 34585), (355, 27668), (710, 13834), (1420, 6917)]