27920580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4349}}^1$

素因数の和:4468

約数の個数: 48

約数和(自身を含む): 78926400

約数和(自身を除く): 51005820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 4349, 6420, 8698, 13047, 17396, 21745, 26094, 43490, 52188, 65235, 86980, 130470, 260940, 465343, 930686, 1396029, 1861372, 2326715, 2792058, 4653430, 5584116, 6980145, 9306860, 13960290, 27920580]

約数ペア:

[(1, 27920580), (2, 13960290), (3, 9306860), (4, 6980145), (5, 5584116), (6, 4653430), (10, 2792058), (12, 2326715), (15, 1861372), (20, 1396029), (30, 930686), (60, 465343), (107, 260940), (214, 130470), (321, 86980), (428, 65235), (535, 52188), (642, 43490), (1070, 26094), (1284, 21745), (1605, 17396), (2140, 13047), (3210, 8698), (4349, 6420)]