137424860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{221653}}^1$

素因数の和:221693

約数の個数: 24

約数和(自身を含む): 297902976

約数和(自身を除く): 160478116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 221653, 443306, 886612, 1108265, 2216530, 4433060, 6871243, 13742486, 27484972, 34356215, 68712430, 137424860]

約数ペア:

[(1, 137424860), (2, 68712430), (4, 34356215), (5, 27484972), (10, 13742486), (20, 6871243), (31, 4433060), (62, 2216530), (124, 1108265), (155, 886612), (310, 443306), (620, 221653)]