69938120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{249779}}^1$

素因数の和:249797

約数の個数: 32

約数和(自身を含む): 179841600

約数和(自身を除く): 109903480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 249779, 499558, 999116, 1248895, 1748453, 1998232, 2497790, 3496906, 4995580, 6993812, 8742265, 9991160, 13987624, 17484530, 34969060, 69938120]

約数ペア:

[(1, 69938120), (2, 34969060), (4, 17484530), (5, 13987624), (7, 9991160), (8, 8742265), (10, 6993812), (14, 4995580), (20, 3496906), (28, 2497790), (35, 1998232), (40, 1748453), (56, 1248895), (70, 999116), (140, 499558), (280, 249779)]