868431340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{56909}}^1$

素因数の和:57034

約数の個数: 48

約数和(自身を含む): 2103393600

約数和(自身を除く): 1234962260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 56909, 113818, 227636, 284545, 398363, 569090, 796726, 1138180, 1593452, 1991815, 3983630, 6203081, 7967260, 12406162, 24812324, 31015405, 43421567, 62030810, 86843134, 124061620, 173686268, 217107835, 434215670, 868431340]

約数ペア:

[(1, 868431340), (2, 434215670), (4, 217107835), (5, 173686268), (7, 124061620), (10, 86843134), (14, 62030810), (20, 43421567), (28, 31015405), (35, 24812324), (70, 12406162), (109, 7967260), (140, 6203081), (218, 3983630), (436, 1991815), (545, 1593452), (763, 1138180), (1090, 796726), (1526, 569090), (2180, 398363), (3052, 284545), (3815, 227636), (7630, 113818), (15260, 56909)]