1290413870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{43201}}^1$

素因数の和:43340

約数の個数: 32

約数和(自身を含む): 2426224320

約数和(自身を除く): 1135810450

約数列:

[1, 2, 5, 10, 29, 58, 103, 145, 206, 290, 515, 1030, 2987, 5974, 14935, 29870, 43201, 86402, 216005, 432010, 1252829, 2505658, 4449703, 6264145, 8899406, 12528290, 22248515, 44497030, 129041387, 258082774, 645206935, 1290413870]

約数ペア:

[(1, 1290413870), (2, 645206935), (5, 258082774), (10, 129041387), (29, 44497030), (58, 22248515), (103, 12528290), (145, 8899406), (206, 6264145), (290, 4449703), (515, 2505658), (1030, 1252829), (2987, 432010), (5974, 216005), (14935, 86402), (29870, 43201)]