13601420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13879}}^1$

素因数の和:13902

約数の個数: 36

約数和(自身を含む): 33228720

約数和(自身を除く): 19627300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13879, 27758, 55516, 69395, 97153, 138790, 194306, 277580, 388612, 485765, 680071, 971530, 1360142, 1943060, 2720284, 3400355, 6800710, 13601420]

約数ペア:

[(1, 13601420), (2, 6800710), (4, 3400355), (5, 2720284), (7, 1943060), (10, 1360142), (14, 971530), (20, 680071), (28, 485765), (35, 388612), (49, 277580), (70, 194306), (98, 138790), (140, 97153), (196, 69395), (245, 55516), (490, 27758), (980, 13879)]