2021492040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{455291}}^1$

素因数の和:455342

約数の個数: 64

約数和(自身を含む): 6228394560

約数和(自身を除く): 4206902520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 455291, 910582, 1365873, 1821164, 2276455, 2731746, 3642328, 4552910, 5463492, 6829365, 9105820, 10926984, 13658730, 16845767, 18211640, 27317460, 33691534, 50537301, 54634920, 67383068, 84228835, 101074602, 134766136, 168457670, 202149204, 252686505, 336915340, 404298408, 505373010, 673830680, 1010746020, 2021492040]

約数ペア:

[(1, 2021492040), (2, 1010746020), (3, 673830680), (4, 505373010), (5, 404298408), (6, 336915340), (8, 252686505), (10, 202149204), (12, 168457670), (15, 134766136), (20, 101074602), (24, 84228835), (30, 67383068), (37, 54634920), (40, 50537301), (60, 33691534), (74, 27317460), (111, 18211640), (120, 16845767), (148, 13658730), (185, 10926984), (222, 9105820), (296, 6829365), (370, 5463492), (444, 4552910), (555, 3642328), (740, 2731746), (888, 2276455), (1110, 1821164), (1480, 1365873), (2220, 910582), (4440, 455291)]