1825880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6521}}^1$

素因数の和:6539

約数の個数: 32

約数和(自身を含む): 4695840

約数和(自身を除く): 2869960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6521, 13042, 26084, 32605, 45647, 52168, 65210, 91294, 130420, 182588, 228235, 260840, 365176, 456470, 912940, 1825880]

約数ペア:

[(1, 1825880), (2, 912940), (4, 456470), (5, 365176), (7, 260840), (8, 228235), (10, 182588), (14, 130420), (20, 91294), (28, 65210), (35, 52168), (40, 45647), (56, 32605), (70, 26084), (140, 13042), (280, 6521)]