148858420

素因数分解:

$2^2\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{3457}}^1$

素因数の和:5619

約数の個数: 24

約数和(自身を含む): 312838344

約数和(自身を除く): 163979924

約数列:

[1, 2, 4, 5, 10, 20, 2153, 3457, 4306, 6914, 8612, 10765, 13828, 17285, 21530, 34570, 43060, 69140, 7442921, 14885842, 29771684, 37214605, 74429210, 148858420]

約数ペア:

[(1, 148858420), (2, 74429210), (4, 37214605), (5, 29771684), (10, 14885842), (20, 7442921), (2153, 69140), (3457, 43060), (4306, 34570), (6914, 21530), (8612, 17285), (10765, 13828)]