2000206240

素因数分解:

$2^5\times 5^1\times {\mathrm{3109}}^1\times {\mathrm{4021}}^1$

素因数の和:7145

約数の個数: 48

約数和(自身を含む): 4728182760

約数和(自身を除く): 2727976520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3109, 4021, 6218, 8042, 12436, 15545, 16084, 20105, 24872, 31090, 32168, 40210, 49744, 62180, 64336, 80420, 99488, 124360, 128672, 160840, 248720, 321680, 497440, 643360, 12501289, 25002578, 50005156, 62506445, 100010312, 125012890, 200020624, 250025780, 400041248, 500051560, 1000103120, 2000206240]

約数ペア:

[(1, 2000206240), (2, 1000103120), (4, 500051560), (5, 400041248), (8, 250025780), (10, 200020624), (16, 125012890), (20, 100010312), (32, 62506445), (40, 50005156), (80, 25002578), (160, 12501289), (3109, 643360), (4021, 497440), (6218, 321680), (8042, 248720), (12436, 160840), (15545, 128672), (16084, 124360), (20105, 99488), (24872, 80420), (31090, 64336), (32168, 62180), (40210, 49744)]