405061860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{964433}}^1$

素因数の和:964452

約数の個数: 48

約数和(自身を含む): 1296199296

約数和(自身を除く): 891137436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 964433, 1928866, 2893299, 3857732, 4822165, 5786598, 6751031, 9644330, 11573196, 13502062, 14466495, 19288660, 20253093, 27004124, 28932990, 33755155, 40506186, 57865980, 67510310, 81012372, 101265465, 135020620, 202530930, 405061860]

約数ペア:

[(1, 405061860), (2, 202530930), (3, 135020620), (4, 101265465), (5, 81012372), (6, 67510310), (7, 57865980), (10, 40506186), (12, 33755155), (14, 28932990), (15, 27004124), (20, 20253093), (21, 19288660), (28, 14466495), (30, 13502062), (35, 11573196), (42, 9644330), (60, 6751031), (70, 5786598), (84, 4822165), (105, 3857732), (140, 2893299), (210, 1928866), (420, 964433)]