2019261380

素因数分解:

$2^2\times 5^1\times {\mathrm{20899}}^1\times {\mathrm{4831}}^1$

素因数の和:25739

約数の個数: 24

約数和(自身を含む): 4241529600

約数和(自身を除く): 2222268220

約数列:

[1, 2, 4, 5, 10, 20, 4831, 9662, 19324, 20899, 24155, 41798, 48310, 83596, 96620, 104495, 208990, 417980, 100963069, 201926138, 403852276, 504815345, 1009630690, 2019261380]

約数ペア:

[(1, 2019261380), (2, 1009630690), (4, 504815345), (5, 403852276), (10, 201926138), (20, 100963069), (4831, 417980), (9662, 208990), (19324, 104495), (20899, 96620), (24155, 83596), (41798, 48310)]