389723390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1879}}^1\times {\mathrm{2963}}^1$

素因数の和:4856

約数の個数: 32

約数和(自身を含む): 802414080

約数和(自身を除く): 412690690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1879, 2963, 3758, 5926, 9395, 13153, 14815, 18790, 20741, 26306, 29630, 41482, 65765, 103705, 131530, 207410, 5567477, 11134954, 27837385, 38972339, 55674770, 77944678, 194861695, 389723390]

約数ペア:

[(1, 389723390), (2, 194861695), (5, 77944678), (7, 55674770), (10, 38972339), (14, 27837385), (35, 11134954), (70, 5567477), (1879, 207410), (2963, 131530), (3758, 103705), (5926, 65765), (9395, 41482), (13153, 29630), (14815, 26306), (18790, 20741)]