2548840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9103}}^1$

素因数の和:9121

約数の個数: 32

約数和(自身を含む): 6554880

約数和(自身を除く): 4006040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9103, 18206, 36412, 45515, 63721, 72824, 91030, 127442, 182060, 254884, 318605, 364120, 509768, 637210, 1274420, 2548840]

約数ペア:

[(1, 2548840), (2, 1274420), (4, 637210), (5, 509768), (7, 364120), (8, 318605), (10, 254884), (14, 182060), (20, 127442), (28, 91030), (35, 72824), (40, 63721), (56, 45515), (70, 36412), (140, 18206), (280, 9103)]