30401440

素因数分解:

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

素因数の和:11209

約数の個数: 48

約数和(自身を含む): 76055112

約数和(自身を除く): 45653672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11177, 22354, 44708, 55885, 89416, 111770, 178832, 190009, 223540, 357664, 380018, 447080, 760036, 894160, 950045, 1520072, 1788320, 1900090, 3040144, 3800180, 6080288, 7600360, 15200720, 30401440]

約数ペア:

[(1, 30401440), (2, 15200720), (4, 7600360), (5, 6080288), (8, 3800180), (10, 3040144), (16, 1900090), (17, 1788320), (20, 1520072), (32, 950045), (34, 894160), (40, 760036), (68, 447080), (80, 380018), (85, 357664), (136, 223540), (160, 190009), (170, 178832), (272, 111770), (340, 89416), (544, 55885), (680, 44708), (1360, 22354), (2720, 11177)]