17442380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 38918880

約数和(自身を除く): 21476500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 233, 380, 394, 466, 788, 932, 985, 1165, 1970, 2330, 3743, 3940, 4427, 4660, 7486, 8854, 14972, 17708, 18715, 22135, 37430, 44270, 45901, 74860, 88540, 91802, 183604, 229505, 459010, 872119, 918020, 1744238, 3488476, 4360595, 8721190, 17442380]

約数ペア:

[(1, 17442380), (2, 8721190), (4, 4360595), (5, 3488476), (10, 1744238), (19, 918020), (20, 872119), (38, 459010), (76, 229505), (95, 183604), (190, 91802), (197, 88540), (233, 74860), (380, 45901), (394, 44270), (466, 37430), (788, 22135), (932, 18715), (985, 17708), (1165, 14972), (1970, 8854), (2330, 7486), (3743, 4660), (3940, 4427)]