30664120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20719}}^1$

素因数の和:20767

約数の個数: 32

約数和(自身を含む): 70862400

約数和(自身を除く): 40198280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 20719, 41438, 82876, 103595, 165752, 207190, 414380, 766603, 828760, 1533206, 3066412, 3833015, 6132824, 7666030, 15332060, 30664120]

約数ペア:

[(1, 30664120), (2, 15332060), (4, 7666030), (5, 6132824), (8, 3833015), (10, 3066412), (20, 1533206), (37, 828760), (40, 766603), (74, 414380), (148, 207190), (185, 165752), (296, 103595), (370, 82876), (740, 41438), (1480, 20719)]