65871820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{470513}}^1$

素因数の和:470529

約数の個数: 24

約数和(自身を含む): 158092704

約数和(自身を除く): 92220884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 470513, 941026, 1882052, 2352565, 3293591, 4705130, 6587182, 9410260, 13174364, 16467955, 32935910, 65871820]

約数ペア:

[(1, 65871820), (2, 32935910), (4, 16467955), (5, 13174364), (7, 9410260), (10, 6587182), (14, 4705130), (20, 3293591), (28, 2352565), (35, 1882052), (70, 941026), (140, 470513)]