20565197130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{685506571}}^1$

素因数の和:685506581

約数の個数: 16

約数和(自身を含む): 49356473184

約数和(自身を除く): 28791276054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 685506571, 1371013142, 2056519713, 3427532855, 4113039426, 6855065710, 10282598565, 20565197130]

約数ペア:

[(1, 20565197130), (2, 10282598565), (3, 6855065710), (5, 4113039426), (6, 3427532855), (10, 2056519713), (15, 1371013142), (30, 685506571)]