31112020

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4483}}^1$

素因数の和:4839

約数の個数: 24

約数和(自身を含む): 65538144

約数和(自身を除く): 34426124

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 4483, 6940, 8966, 17932, 22415, 44830, 89660, 1555601, 3111202, 6222404, 7778005, 15556010, 31112020]

約数ペア:

[(1, 31112020), (2, 15556010), (4, 7778005), (5, 6222404), (10, 3111202), (20, 1555601), (347, 89660), (694, 44830), (1388, 22415), (1735, 17932), (3470, 8966), (4483, 6940)]