394501090

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{1907}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 720399744

約数和(自身を除く): 325898654

約数列:

[1, 2, 5, 10, 137, 151, 274, 302, 685, 755, 1370, 1510, 1907, 3814, 9535, 19070, 20687, 41374, 103435, 206870, 261259, 287957, 522518, 575914, 1306295, 1439785, 2612590, 2879570, 39450109, 78900218, 197250545, 394501090]

約数ペア:

[(1, 394501090), (2, 197250545), (5, 78900218), (10, 39450109), (137, 2879570), (151, 2612590), (274, 1439785), (302, 1306295), (685, 575914), (755, 522518), (1370, 287957), (1510, 261259), (1907, 206870), (3814, 103435), (9535, 41374), (19070, 20687)]