912940

素因数分解:

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

素因数の和:6537

約数の個数: 24

約数和(自身を含む): 2191392

約数和(自身を除く): 1278452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6521, 13042, 26084, 32605, 45647, 65210, 91294, 130420, 182588, 228235, 456470, 912940]

約数ペア:

[(1, 912940), (2, 456470), (4, 228235), (5, 182588), (7, 130420), (10, 91294), (14, 65210), (20, 45647), (28, 32605), (35, 26084), (70, 13042), (140, 6521)]