2746392920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2214833}}^1$

素因数の和:2214875

約数の個数: 32

約数和(自身を含む): 6378721920

約数和(自身を除く): 3632329000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2214833, 4429666, 8859332, 11074165, 17718664, 22148330, 44296660, 68659823, 88593320, 137319646, 274639292, 343299115, 549278584, 686598230, 1373196460, 2746392920]

約数ペア:

[(1, 2746392920), (2, 1373196460), (4, 686598230), (5, 549278584), (8, 343299115), (10, 274639292), (20, 137319646), (31, 88593320), (40, 68659823), (62, 44296660), (124, 22148330), (155, 17718664), (248, 11074165), (310, 8859332), (620, 4429666), (1240, 2214833)]