68503460

素因数分解:

$2^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2113}}^1$

素因数の和:3743

約数の個数: 24

約数和(自身を含む): 144014136

約数和(自身を除く): 75510676

約数列:

[1, 2, 4, 5, 10, 20, 1621, 2113, 3242, 4226, 6484, 8105, 8452, 10565, 16210, 21130, 32420, 42260, 3425173, 6850346, 13700692, 17125865, 34251730, 68503460]

約数ペア:

[(1, 68503460), (2, 34251730), (4, 17125865), (5, 13700692), (10, 6850346), (20, 3425173), (1621, 42260), (2113, 32420), (3242, 21130), (4226, 16210), (6484, 10565), (8105, 8452)]