1071420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2551}}^1$

素因数の和:2570

約数の個数: 48

約数和(自身を含む): 3429888

約数和(自身を除く): 2358468

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, 2551, 5102, 7653, 10204, 12755, 15306, 17857, 25510, 30612, 35714, 38265, 51020, 53571, 71428, 76530, 89285, 107142, 153060, 178570, 214284, 267855, 357140, 535710, 1071420]

約数ペア:

[(1, 1071420), (2, 535710), (3, 357140), (4, 267855), (5, 214284), (6, 178570), (7, 153060), (10, 107142), (12, 89285), (14, 76530), (15, 71428), (20, 53571), (21, 51020), (28, 38265), (30, 35714), (35, 30612), (42, 25510), (60, 17857), (70, 15306), (84, 12755), (105, 10204), (140, 7653), (210, 5102), (420, 2551)]