2688366940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19202621}}^1$

素因数の和:19202637

約数の個数: 24

約数和(自身を含む): 6452080992

約数和(自身を除く): 3763714052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19202621, 38405242, 76810484, 96013105, 134418347, 192026210, 268836694, 384052420, 537673388, 672091735, 1344183470, 2688366940]

約数ペア:

[(1, 2688366940), (2, 1344183470), (4, 672091735), (5, 537673388), (7, 384052420), (10, 268836694), (14, 192026210), (20, 134418347), (28, 96013105), (35, 76810484), (70, 38405242), (140, 19202621)]