3742840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 8495280

約数和(自身を除く): 4752440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 683, 685, 1096, 1366, 1370, 2732, 2740, 3415, 5464, 5480, 6830, 13660, 27320, 93571, 187142, 374284, 467855, 748568, 935710, 1871420, 3742840]

約数ペア:

[(1, 3742840), (2, 1871420), (4, 935710), (5, 748568), (8, 467855), (10, 374284), (20, 187142), (40, 93571), (137, 27320), (274, 13660), (548, 6830), (683, 5480), (685, 5464), (1096, 3415), (1366, 2740), (1370, 2732)]