2013640280

素因数分解:

$2^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{30941}}^1$

素因数の和:32579

約数の個数: 32

約数和(自身を含む): 4533621840

約数和(自身を除く): 2519981560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1627, 3254, 6508, 8135, 13016, 16270, 30941, 32540, 61882, 65080, 123764, 154705, 247528, 309410, 618820, 1237640, 50341007, 100682014, 201364028, 251705035, 402728056, 503410070, 1006820140, 2013640280]

約数ペア:

[(1, 2013640280), (2, 1006820140), (4, 503410070), (5, 402728056), (8, 251705035), (10, 201364028), (20, 100682014), (40, 50341007), (1627, 1237640), (3254, 618820), (6508, 309410), (8135, 247528), (13016, 154705), (16270, 123764), (30941, 65080), (32540, 61882)]