679958780

素因数分解:

$2^2\times 5^1\times {\mathrm{8893}}^1\times {\mathrm{3823}}^1$

素因数の和:12725

約数の個数: 24

約数和(自身を含む): 1428447552

約数和(自身を除く): 748488772

約数列:

[1, 2, 4, 5, 10, 20, 3823, 7646, 8893, 15292, 17786, 19115, 35572, 38230, 44465, 76460, 88930, 177860, 33997939, 67995878, 135991756, 169989695, 339979390, 679958780]

約数ペア:

[(1, 679958780), (2, 339979390), (4, 169989695), (5, 135991756), (10, 67995878), (20, 33997939), (3823, 177860), (7646, 88930), (8893, 76460), (15292, 44465), (17786, 38230), (19115, 35572)]