38413780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 82938240

約数和(自身を除く): 44524460

約数列:

[1, 2, 4, 5, 10, 20, 67, 109, 134, 218, 263, 268, 335, 436, 526, 545, 670, 1052, 1090, 1315, 1340, 2180, 2630, 5260, 7303, 14606, 17621, 28667, 29212, 35242, 36515, 57334, 70484, 73030, 88105, 114668, 143335, 146060, 176210, 286670, 352420, 573340, 1920689, 3841378, 7682756, 9603445, 19206890, 38413780]

約数ペア:

[(1, 38413780), (2, 19206890), (4, 9603445), (5, 7682756), (10, 3841378), (20, 1920689), (67, 573340), (109, 352420), (134, 286670), (218, 176210), (263, 146060), (268, 143335), (335, 114668), (436, 88105), (526, 73030), (545, 70484), (670, 57334), (1052, 36515), (1090, 35242), (1315, 29212), (1340, 28667), (2180, 17621), (2630, 14606), (5260, 7303)]