217967540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91583}}^1$

素因数の和:91616

約数の個数: 48

約数和(自身を含む): 553900032

約数和(自身を除く): 335932492

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 91583, 183166, 366332, 457915, 641081, 915830, 1282162, 1556911, 1831660, 2564324, 3113822, 3205405, 6227644, 6410810, 7784555, 10898377, 12821620, 15569110, 21796754, 31138220, 43593508, 54491885, 108983770, 217967540]

約数ペア:

[(1, 217967540), (2, 108983770), (4, 54491885), (5, 43593508), (7, 31138220), (10, 21796754), (14, 15569110), (17, 12821620), (20, 10898377), (28, 7784555), (34, 6410810), (35, 6227644), (68, 3205405), (70, 3113822), (85, 2564324), (119, 1831660), (140, 1556911), (170, 1282162), (238, 915830), (340, 641081), (476, 457915), (595, 366332), (1190, 183166), (2380, 91583)]