12172420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46817}}^1$

素因数の和:46839

約数の個数: 24

約数和(自身を含む): 27528984

約数和(自身を除く): 15356564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 46817, 93634, 187268, 234085, 468170, 608621, 936340, 1217242, 2434484, 3043105, 6086210, 12172420]

約数ペア:

[(1, 12172420), (2, 6086210), (4, 3043105), (5, 2434484), (10, 1217242), (13, 936340), (20, 608621), (26, 468170), (52, 234085), (65, 187268), (130, 93634), (260, 46817)]