14209940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10007}}^1$

素因数の和:10087

約数の個数: 24

約数和(自身を含む): 30264192

約数和(自身を除く): 16054252

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 10007, 20014, 40028, 50035, 100070, 200140, 710497, 1420994, 2841988, 3552485, 7104970, 14209940]

約数ペア:

[(1, 14209940), (2, 7104970), (4, 3552485), (5, 2841988), (10, 1420994), (20, 710497), (71, 200140), (142, 100070), (284, 50035), (355, 40028), (710, 20014), (1420, 10007)]