87907980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1465133}}^1$

素因数の和:1465145

約数の個数: 24

約数和(自身を含む): 246142512

約数和(自身を除く): 158234532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1465133, 2930266, 4395399, 5860532, 7325665, 8790798, 14651330, 17581596, 21976995, 29302660, 43953990, 87907980]

約数ペア:

[(1, 87907980), (2, 43953990), (3, 29302660), (4, 21976995), (5, 17581596), (6, 14651330), (10, 8790798), (12, 7325665), (15, 5860532), (20, 4395399), (30, 2930266), (60, 1465133)]