3180640

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 7626528

約数和(自身を除く): 4445888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 193, 206, 386, 412, 515, 772, 824, 965, 1030, 1544, 1648, 1930, 2060, 3088, 3296, 3860, 4120, 6176, 7720, 8240, 15440, 16480, 19879, 30880, 39758, 79516, 99395, 159032, 198790, 318064, 397580, 636128, 795160, 1590320, 3180640]

約数ペア:

[(1, 3180640), (2, 1590320), (4, 795160), (5, 636128), (8, 397580), (10, 318064), (16, 198790), (20, 159032), (32, 99395), (40, 79516), (80, 39758), (103, 30880), (160, 19879), (193, 16480), (206, 15440), (386, 8240), (412, 7720), (515, 6176), (772, 4120), (824, 3860), (965, 3296), (1030, 3088), (1544, 2060), (1648, 1930)]