1997429040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2774207}}^1$

素因数の和:2774226

約数の個数: 60

約数和(自身を含む): 6708034944

約数和(自身を除く): 4710605904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2774207, 5548414, 8322621, 11096828, 13871035, 16645242, 22193656, 24967863, 27742070, 33290484, 41613105, 44387312, 49935726, 55484140, 66580968, 83226210, 99871452, 110968280, 124839315, 133161936, 166452420, 199742904, 221936560, 249678630, 332904840, 399485808, 499357260, 665809680, 998714520, 1997429040]

約数ペア:

[(1, 1997429040), (2, 998714520), (3, 665809680), (4, 499357260), (5, 399485808), (6, 332904840), (8, 249678630), (9, 221936560), (10, 199742904), (12, 166452420), (15, 133161936), (16, 124839315), (18, 110968280), (20, 99871452), (24, 83226210), (30, 66580968), (36, 55484140), (40, 49935726), (45, 44387312), (48, 41613105), (60, 33290484), (72, 27742070), (80, 24967863), (90, 22193656), (120, 16645242), (144, 13871035), (180, 11096828), (240, 8322621), (360, 5548414), (720, 2774207)]