69953240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{249833}}^1$

素因数の和:249851

約数の個数: 32

約数和(自身を含む): 179880480

約数和(自身を除く): 109927240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 249833, 499666, 999332, 1249165, 1748831, 1998664, 2498330, 3497662, 4996660, 6995324, 8744155, 9993320, 13990648, 17488310, 34976620, 69953240]

約数ペア:

[(1, 69953240), (2, 34976620), (4, 17488310), (5, 13990648), (7, 9993320), (8, 8744155), (10, 6995324), (14, 4996660), (20, 3497662), (28, 2498330), (35, 1998664), (40, 1748831), (56, 1249165), (70, 999332), (140, 499666), (280, 249833)]