2018235040

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{30841}}^1$

素因数の和:31265

約数の個数: 48

約数和(自身を含む): 4779893160

約数和(自身を除く): 2761658120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 13088, 16360, 30841, 32720, 61682, 65440, 123364, 154205, 246728, 308410, 493456, 616820, 986912, 1233640, 2467280, 4934560, 12613969, 25227938, 50455876, 63069845, 100911752, 126139690, 201823504, 252279380, 403647008, 504558760, 1009117520, 2018235040]

約数ペア:

[(1, 2018235040), (2, 1009117520), (4, 504558760), (5, 403647008), (8, 252279380), (10, 201823504), (16, 126139690), (20, 100911752), (32, 63069845), (40, 50455876), (80, 25227938), (160, 12613969), (409, 4934560), (818, 2467280), (1636, 1233640), (2045, 986912), (3272, 616820), (4090, 493456), (6544, 308410), (8180, 246728), (13088, 154205), (16360, 123364), (30841, 65440), (32720, 61682)]