38140130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 80434296

約数和(自身を除く): 42294166

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 277, 281, 490, 554, 562, 1385, 1405, 1939, 1967, 2770, 2810, 3878, 3934, 9695, 9835, 13573, 13769, 19390, 19670, 27146, 27538, 67865, 68845, 77837, 135730, 137690, 155674, 389185, 544859, 778370, 1089718, 2724295, 3814013, 5448590, 7628026, 19070065, 38140130]

約数ペア:

[(1, 38140130), (2, 19070065), (5, 7628026), (7, 5448590), (10, 3814013), (14, 2724295), (35, 1089718), (49, 778370), (70, 544859), (98, 389185), (245, 155674), (277, 137690), (281, 135730), (490, 77837), (554, 68845), (562, 67865), (1385, 27538), (1405, 27146), (1939, 19670), (1967, 19390), (2770, 13769), (2810, 13573), (3878, 9835), (3934, 9695)]