2656920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3163}}^1$

素因数の和:3184

約数の個数: 64

約数和(自身を含む): 9112320

約数和(自身を除く): 6455400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3163, 6326, 9489, 12652, 15815, 18978, 22141, 25304, 31630, 37956, 44282, 47445, 63260, 66423, 75912, 88564, 94890, 110705, 126520, 132846, 177128, 189780, 221410, 265692, 332115, 379560, 442820, 531384, 664230, 885640, 1328460, 2656920]

約数ペア:

[(1, 2656920), (2, 1328460), (3, 885640), (4, 664230), (5, 531384), (6, 442820), (7, 379560), (8, 332115), (10, 265692), (12, 221410), (14, 189780), (15, 177128), (20, 132846), (21, 126520), (24, 110705), (28, 94890), (30, 88564), (35, 75912), (40, 66423), (42, 63260), (56, 47445), (60, 44282), (70, 37956), (84, 31630), (105, 25304), (120, 22141), (140, 18978), (168, 15815), (210, 12652), (280, 9489), (420, 6326), (840, 3163)]