7047339940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{21013}}^1$

素因数の和:21472

約数の個数: 48

約数和(自身を含む): 15198165360

約数和(自身を除く): 8150825420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 409, 410, 818, 820, 1636, 2045, 4090, 8180, 16769, 21013, 33538, 42026, 67076, 83845, 84052, 105065, 167690, 210130, 335380, 420260, 861533, 1723066, 3446132, 4307665, 8594317, 8615330, 17188634, 17230660, 34377268, 42971585, 85943170, 171886340, 352366997, 704733994, 1409467988, 1761834985, 3523669970, 7047339940]

約数ペア:

[(1, 7047339940), (2, 3523669970), (4, 1761834985), (5, 1409467988), (10, 704733994), (20, 352366997), (41, 171886340), (82, 85943170), (164, 42971585), (205, 34377268), (409, 17230660), (410, 17188634), (818, 8615330), (820, 8594317), (1636, 4307665), (2045, 3446132), (4090, 1723066), (8180, 861533), (16769, 420260), (21013, 335380), (33538, 210130), (42026, 167690), (67076, 105065), (83845, 84052)]