123219519640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{440069713}}^1$

素因数の和:440069731

約数の個数: 32

約数和(自身を含む): 316850194080

約数和(自身を除く): 193630674440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 440069713, 880139426, 1760278852, 2200348565, 3080487991, 3520557704, 4400697130, 6160975982, 8801394260, 12321951964, 15402439955, 17602788520, 24643903928, 30804879910, 61609759820, 123219519640]

約数ペア:

[(1, 123219519640), (2, 61609759820), (4, 30804879910), (5, 24643903928), (7, 17602788520), (8, 15402439955), (10, 12321951964), (14, 8801394260), (20, 6160975982), (28, 4400697130), (35, 3520557704), (40, 3080487991), (56, 2200348565), (70, 1760278852), (140, 880139426), (280, 440069713)]