1626940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11621}}^1$

素因数の和:11637

約数の個数: 24

約数和(自身を含む): 3904992

約数和(自身を除く): 2278052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11621, 23242, 46484, 58105, 81347, 116210, 162694, 232420, 325388, 406735, 813470, 1626940]

約数ペア:

[(1, 1626940), (2, 813470), (4, 406735), (5, 325388), (7, 232420), (10, 162694), (14, 116210), (20, 81347), (28, 58105), (35, 46484), (70, 23242), (140, 11621)]