2017306820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{3119}}^1$

素因数の和:3644

約数の個数: 48

約数和(自身を含む): 4305450240

約数和(自身を除く): 2288143420

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 443, 730, 886, 1460, 1772, 2215, 3119, 4430, 6238, 8860, 12476, 15595, 31190, 32339, 62380, 64678, 129356, 161695, 227687, 323390, 455374, 646780, 910748, 1138435, 1381717, 2276870, 2763434, 4553740, 5526868, 6908585, 13817170, 27634340, 100865341, 201730682, 403461364, 504326705, 1008653410, 2017306820]

約数ペア:

[(1, 2017306820), (2, 1008653410), (4, 504326705), (5, 403461364), (10, 201730682), (20, 100865341), (73, 27634340), (146, 13817170), (292, 6908585), (365, 5526868), (443, 4553740), (730, 2763434), (886, 2276870), (1460, 1381717), (1772, 1138435), (2215, 910748), (3119, 646780), (4430, 455374), (6238, 323390), (8860, 227687), (12476, 161695), (15595, 129356), (31190, 64678), (32339, 62380)]