2118612.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125803}}^1$

素因数の和:125831

約数の個数: 32

約数和(自身を含む): 203802480

約数和(自身を除く): 118256440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 125803, 251606, 503212, 629015, 1006424, 1258030, 2138651, 2516060, 4277302, 5032120, 8554604, 10693255, 17109208, 21386510, 42773020, 85546040]

約数ペア:

[(1, 85546040), (2, 42773020), (4, 21386510), (5, 17109208), (8, 10693255), (10, 8554604), (17, 5032120), (20, 4277302), (34, 2516060), (40, 2138651), (68, 1258030), (85, 1006424), (136, 629015), (170, 503212), (340, 251606), (680, 125803)]