20171105470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1\times {\mathrm{1847}}^1$

素因数の和:2353

約数の個数: 64

約数和(自身を含む): 38559628800

約数和(自身を除く): 18388523330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 251, 458, 502, 1145, 1255, 1847, 2290, 2510, 3694, 4351, 4769, 8702, 9235, 9538, 18470, 21755, 23845, 35093, 43510, 47690, 57479, 70186, 114958, 175465, 287395, 350930, 422963, 463597, 574790, 845926, 927194, 1092101, 2114815, 2184202, 2317985, 4229630, 4635970, 5460505, 8036297, 8808343, 10921010, 16072594, 17616686, 40181485, 44041715, 80362970, 88083430, 106163713, 212327426, 530818565, 1061637130, 2017110547, 4034221094, 10085552735, 20171105470]

約数ペア:

[(1, 20171105470), (2, 10085552735), (5, 4034221094), (10, 2017110547), (19, 1061637130), (38, 530818565), (95, 212327426), (190, 106163713), (229, 88083430), (251, 80362970), (458, 44041715), (502, 40181485), (1145, 17616686), (1255, 16072594), (1847, 10921010), (2290, 8808343), (2510, 8036297), (3694, 5460505), (4351, 4635970), (4769, 4229630), (8702, 2317985), (9235, 2184202), (9538, 2114815), (18470, 1092101), (21755, 927194), (23845, 845926), (35093, 574790), (43510, 463597), (47690, 422963), (57479, 350930), (70186, 287395), (114958, 175465)]