84719620

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{5147}}^1$

素因数の和:5979

約数の個数: 24

約数和(自身を含む): 178161984

約数和(自身を除く): 93442364

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 5147, 8230, 10294, 16460, 20588, 25735, 51470, 102940, 4235981, 8471962, 16943924, 21179905, 42359810, 84719620]

約数ペア:

[(1, 84719620), (2, 42359810), (4, 21179905), (5, 16943924), (10, 8471962), (20, 4235981), (823, 102940), (1646, 51470), (3292, 25735), (4115, 20588), (5147, 16460), (8230, 10294)]