38931890

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 71508096

約数和(自身を除く): 32576206

約数列:

[1, 2, 5, 10, 113, 131, 226, 262, 263, 526, 565, 655, 1130, 1310, 1315, 2630, 14803, 29606, 29719, 34453, 59438, 68906, 74015, 148030, 148595, 172265, 297190, 344530, 3893189, 7786378, 19465945, 38931890]

約数ペア:

[(1, 38931890), (2, 19465945), (5, 7786378), (10, 3893189), (113, 344530), (131, 297190), (226, 172265), (262, 148595), (263, 148030), (526, 74015), (565, 68906), (655, 59438), (1130, 34453), (1310, 29719), (1315, 29606), (2630, 14803)]