1427146780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3235

約数の個数: 72

約数和(自身を含む): 3206860272

約数和(自身を除く): 1779713492

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 529, 860, 989, 1058, 1978, 2116, 2645, 3137, 3956, 4945, 5290, 6274, 9890, 10580, 12548, 15685, 19780, 22747, 31370, 45494, 62740, 72151, 90988, 113735, 134891, 144302, 227470, 269782, 288604, 360755, 454940, 539564, 674455, 721510, 1348910, 1443020, 1659473, 2697820, 3102493, 3318946, 6204986, 6637892, 8297365, 12409972, 15512465, 16594730, 31024930, 33189460, 62049860, 71357339, 142714678, 285429356, 356786695, 713573390, 1427146780]

約数ペア:

[(1, 1427146780), (2, 713573390), (4, 356786695), (5, 285429356), (10, 142714678), (20, 71357339), (23, 62049860), (43, 33189460), (46, 31024930), (86, 16594730), (92, 15512465), (115, 12409972), (172, 8297365), (215, 6637892), (230, 6204986), (430, 3318946), (460, 3102493), (529, 2697820), (860, 1659473), (989, 1443020), (1058, 1348910), (1978, 721510), (2116, 674455), (2645, 539564), (3137, 454940), (3956, 360755), (4945, 288604), (5290, 269782), (6274, 227470), (9890, 144302), (10580, 134891), (12548, 113735), (15685, 90988), (19780, 72151), (22747, 62740), (31370, 45494)]