20180123110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1040749}}^1$

素因数の和:1041040

約数の個数: 32

約数和(自身を含む): 41663304000

約数和(自身を除く): 21483180890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1385, 1939, 2770, 3878, 9695, 19390, 1040749, 2081498, 5203745, 7285243, 10407490, 14570486, 36426215, 72852430, 288287473, 576574946, 1441437365, 2018012311, 2882874730, 4036024622, 10090061555, 20180123110]

約数ペア:

[(1, 20180123110), (2, 10090061555), (5, 4036024622), (7, 2882874730), (10, 2018012311), (14, 1441437365), (35, 576574946), (70, 288287473), (277, 72852430), (554, 36426215), (1385, 14570486), (1939, 10407490), (2770, 7285243), (3878, 5203745), (9695, 2081498), (19390, 1040749)]