39440890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 75775392

約数和(自身を除く): 36334502

約数列:

[1, 2, 5, 10, 37, 43, 67, 74, 86, 134, 185, 215, 335, 370, 430, 670, 1369, 1591, 2479, 2738, 2881, 3182, 4958, 5762, 6845, 7955, 12395, 13690, 14405, 15910, 24790, 28810, 58867, 91723, 106597, 117734, 183446, 213194, 294335, 458615, 532985, 588670, 917230, 1065970, 3944089, 7888178, 19720445, 39440890]

約数ペア:

[(1, 39440890), (2, 19720445), (5, 7888178), (10, 3944089), (37, 1065970), (43, 917230), (67, 588670), (74, 532985), (86, 458615), (134, 294335), (185, 213194), (215, 183446), (335, 117734), (370, 106597), (430, 91723), (670, 58867), (1369, 28810), (1591, 24790), (2479, 15910), (2738, 14405), (2881, 13690), (3182, 12395), (4958, 7955), (5762, 6845)]