84416420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{1087}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 194116608

約数和(自身を除く): 109700188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 1087, 1412, 1765, 2174, 3530, 3883, 4348, 5435, 7060, 7766, 10870, 11957, 15532, 19415, 21740, 23914, 38830, 47828, 59785, 77660, 119570, 239140, 383711, 767422, 1534844, 1918555, 3837110, 4220821, 7674220, 8441642, 16883284, 21104105, 42208210, 84416420]

約数ペア:

[(1, 84416420), (2, 42208210), (4, 21104105), (5, 16883284), (10, 8441642), (11, 7674220), (20, 4220821), (22, 3837110), (44, 1918555), (55, 1534844), (110, 767422), (220, 383711), (353, 239140), (706, 119570), (1087, 77660), (1412, 59785), (1765, 47828), (2174, 38830), (3530, 23914), (3883, 21740), (4348, 19415), (5435, 15532), (7060, 11957), (7766, 10870)]