2141720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7649}}^1$

素因数の和:7667

約数の個数: 32

約数和(自身を含む): 5508000

約数和(自身を除く): 3366280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7649, 15298, 30596, 38245, 53543, 61192, 76490, 107086, 152980, 214172, 267715, 305960, 428344, 535430, 1070860, 2141720]

約数ペア:

[(1, 2141720), (2, 1070860), (4, 535430), (5, 428344), (7, 305960), (8, 267715), (10, 214172), (14, 152980), (20, 107086), (28, 76490), (35, 61192), (40, 53543), (56, 38245), (70, 30596), (140, 15298), (280, 7649)]