18462680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 46332000

約数和(自身を除く): 27869320

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1429, 1615, 2584, 2858, 3230, 5716, 6460, 7145, 11432, 12920, 14290, 24293, 27151, 28580, 48586, 54302, 57160, 97172, 108604, 121465, 135755, 194344, 217208, 242930, 271510, 461567, 485860, 543020, 923134, 971720, 1086040, 1846268, 2307835, 3692536, 4615670, 9231340, 18462680]

約数ペア:

[(1, 18462680), (2, 9231340), (4, 4615670), (5, 3692536), (8, 2307835), (10, 1846268), (17, 1086040), (19, 971720), (20, 923134), (34, 543020), (38, 485860), (40, 461567), (68, 271510), (76, 242930), (85, 217208), (95, 194344), (136, 135755), (152, 121465), (170, 108604), (190, 97172), (323, 57160), (340, 54302), (380, 48586), (646, 28580), (680, 27151), (760, 24293), (1292, 14290), (1429, 12920), (1615, 11432), (2584, 7145), (2858, 6460), (3230, 5716)]