1234000540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{1709}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 2631484800

約数和(自身を除く): 1397484260

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 457, 790, 914, 1580, 1709, 1828, 2285, 3418, 4570, 6836, 8545, 9140, 17090, 34180, 36103, 72206, 135011, 144412, 180515, 270022, 361030, 540044, 675055, 722060, 781013, 1350110, 1562026, 2700220, 3124052, 3905065, 7810130, 15620260, 61700027, 123400054, 246800108, 308500135, 617000270, 1234000540]

約数ペア:

[(1, 1234000540), (2, 617000270), (4, 308500135), (5, 246800108), (10, 123400054), (20, 61700027), (79, 15620260), (158, 7810130), (316, 3905065), (395, 3124052), (457, 2700220), (790, 1562026), (914, 1350110), (1580, 781013), (1709, 722060), (1828, 675055), (2285, 540044), (3418, 361030), (4570, 270022), (6836, 180515), (8545, 144412), (9140, 135011), (17090, 72206), (34180, 36103)]