213039340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12517}}^1$

素因数の和:12586

約数の個数: 48

約数和(自身を含む): 479489472

約数和(自身を除く): 266450132

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 12517, 17020, 25034, 50068, 62585, 125170, 250340, 287891, 463129, 575782, 926258, 1151564, 1439455, 1852516, 2315645, 2878910, 4631290, 5757820, 9262580, 10651967, 21303934, 42607868, 53259835, 106519670, 213039340]

約数ペア:

[(1, 213039340), (2, 106519670), (4, 53259835), (5, 42607868), (10, 21303934), (20, 10651967), (23, 9262580), (37, 5757820), (46, 4631290), (74, 2878910), (92, 2315645), (115, 1852516), (148, 1439455), (185, 1151564), (230, 926258), (370, 575782), (460, 463129), (740, 287891), (851, 250340), (1702, 125170), (3404, 62585), (4255, 50068), (8510, 25034), (12517, 17020)]