7422340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5227}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 15809472

約数和(自身を除く): 8387132

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5227, 10454, 20908, 26135, 52270, 104540, 371117, 742234, 1484468, 1855585, 3711170, 7422340]

約数ペア:

[(1, 7422340), (2, 3711170), (4, 1855585), (5, 1484468), (10, 742234), (20, 371117), (71, 104540), (142, 52270), (284, 26135), (355, 20908), (710, 10454), (1420, 5227)]