2049664580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{9857}}^1$

素因数の和:10184

約数の個数: 48

約数和(自身を含む): 4436809776

約数和(自身を除く): 2387145196

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 281, 370, 562, 740, 1124, 1405, 2810, 5620, 9857, 10397, 19714, 20794, 39428, 41588, 49285, 51985, 98570, 103970, 197140, 207940, 364709, 729418, 1458836, 1823545, 2769817, 3647090, 5539634, 7294180, 11079268, 13849085, 27698170, 55396340, 102483229, 204966458, 409932916, 512416145, 1024832290, 2049664580]

約数ペア:

[(1, 2049664580), (2, 1024832290), (4, 512416145), (5, 409932916), (10, 204966458), (20, 102483229), (37, 55396340), (74, 27698170), (148, 13849085), (185, 11079268), (281, 7294180), (370, 5539634), (562, 3647090), (740, 2769817), (1124, 1823545), (1405, 1458836), (2810, 729418), (5620, 364709), (9857, 207940), (10397, 197140), (19714, 103970), (20794, 98570), (39428, 51985), (41588, 49285)]