15200720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11177}}^1$

素因数の和:11207

約数の個数: 40

約数和(自身を含む): 37423944

約数和(自身を除く): 22223224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11177, 22354, 44708, 55885, 89416, 111770, 178832, 190009, 223540, 380018, 447080, 760036, 894160, 950045, 1520072, 1900090, 3040144, 3800180, 7600360, 15200720]

約数ペア:

[(1, 15200720), (2, 7600360), (4, 3800180), (5, 3040144), (8, 1900090), (10, 1520072), (16, 950045), (17, 894160), (20, 760036), (34, 447080), (40, 380018), (68, 223540), (80, 190009), (85, 178832), (136, 111770), (170, 89416), (272, 55885), (340, 44708), (680, 22354), (1360, 11177)]