16886660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120619}}^1$

素因数の和:120635

約数の個数: 24

約数和(自身を含む): 40528320

約数和(自身を除く): 23641660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120619, 241238, 482476, 603095, 844333, 1206190, 1688666, 2412380, 3377332, 4221665, 8443330, 16886660]

約数ペア:

[(1, 16886660), (2, 8443330), (4, 4221665), (5, 3377332), (7, 2412380), (10, 1688666), (14, 1206190), (20, 844333), (28, 603095), (35, 482476), (70, 241238), (140, 120619)]