1685222020

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{64667}}^1$

素因数の和:65979

約数の個数: 24

約数和(自身を含む): 3541737024

約数和(自身を除く): 1856515004

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 5212, 6515, 13030, 26060, 64667, 129334, 258668, 323335, 646670, 1293340, 84261101, 168522202, 337044404, 421305505, 842611010, 1685222020]

約数ペア:

[(1, 1685222020), (2, 842611010), (4, 421305505), (5, 337044404), (10, 168522202), (20, 84261101), (1303, 1293340), (2606, 646670), (5212, 323335), (6515, 258668), (13030, 129334), (26060, 64667)]