27670790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 58482000

約数和(自身を除く): 30811210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 245, 298, 379, 490, 745, 758, 1043, 1490, 1895, 2086, 2653, 3790, 5215, 5306, 7301, 10430, 13265, 14602, 18571, 26530, 36505, 37142, 56471, 73010, 92855, 112942, 185710, 282355, 395297, 564710, 790594, 1976485, 2767079, 3952970, 5534158, 13835395, 27670790]

約数ペア:

[(1, 27670790), (2, 13835395), (5, 5534158), (7, 3952970), (10, 2767079), (14, 1976485), (35, 790594), (49, 564710), (70, 395297), (98, 282355), (149, 185710), (245, 112942), (298, 92855), (379, 73010), (490, 56471), (745, 37142), (758, 36505), (1043, 26530), (1490, 18571), (1895, 14602), (2086, 13265), (2653, 10430), (3790, 7301), (5215, 5306)]