2970380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{433}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 7291200

約数和(自身を除く): 4320820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 433, 490, 686, 866, 980, 1372, 1715, 1732, 2165, 3031, 3430, 4330, 6062, 6860, 8660, 12124, 15155, 21217, 30310, 42434, 60620, 84868, 106085, 148519, 212170, 297038, 424340, 594076, 742595, 1485190, 2970380]

約数ペア:

[(1, 2970380), (2, 1485190), (4, 742595), (5, 594076), (7, 424340), (10, 297038), (14, 212170), (20, 148519), (28, 106085), (35, 84868), (49, 60620), (70, 42434), (98, 30310), (140, 21217), (196, 15155), (245, 12124), (343, 8660), (433, 6860), (490, 6062), (686, 4330), (866, 3430), (980, 3031), (1372, 2165), (1715, 1732)]