55660720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40927}}^1$

素因数の和:40957

約数の個数: 40

約数和(自身を含む): 137026944

約数和(自身を除く): 81366224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 40927, 81854, 163708, 204635, 327416, 409270, 654832, 695759, 818540, 1391518, 1637080, 2783036, 3274160, 3478795, 5566072, 6957590, 11132144, 13915180, 27830360, 55660720]

約数ペア:

[(1, 55660720), (2, 27830360), (4, 13915180), (5, 11132144), (8, 6957590), (10, 5566072), (16, 3478795), (17, 3274160), (20, 2783036), (34, 1637080), (40, 1391518), (68, 818540), (80, 695759), (85, 654832), (136, 409270), (170, 327416), (272, 204635), (340, 163708), (680, 81854), (1360, 40927)]