30771760

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5741}}^1$

素因数の和:5821

約数の個数: 40

約数和(自身を含む): 72624816

約数和(自身を除く): 41853056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 5741, 11482, 22964, 28705, 45928, 57410, 91856, 114820, 229640, 384647, 459280, 769294, 1538588, 1923235, 3077176, 3846470, 6154352, 7692940, 15385880, 30771760]

約数ペア:

[(1, 30771760), (2, 15385880), (4, 7692940), (5, 6154352), (8, 3846470), (10, 3077176), (16, 1923235), (20, 1538588), (40, 769294), (67, 459280), (80, 384647), (134, 229640), (268, 114820), (335, 91856), (536, 57410), (670, 45928), (1072, 28705), (1340, 22964), (2680, 11482), (5360, 5741)]