40994996

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 85155840

約数和(自身を除く): 44160844

約数列:

[1, 2, 4, 7, 14, 28, 43, 79, 86, 158, 172, 301, 316, 431, 553, 602, 862, 1106, 1204, 1724, 2212, 3017, 3397, 6034, 6794, 12068, 13588, 18533, 23779, 34049, 37066, 47558, 68098, 74132, 95116, 129731, 136196, 238343, 259462, 476686, 518924, 953372, 1464107, 2928214, 5856428, 10248749, 20497498, 40994996]

約数ペア:

[(1, 40994996), (2, 20497498), (4, 10248749), (7, 5856428), (14, 2928214), (28, 1464107), (43, 953372), (79, 518924), (86, 476686), (158, 259462), (172, 238343), (301, 136196), (316, 129731), (431, 95116), (553, 74132), (602, 68098), (862, 47558), (1106, 37066), (1204, 34049), (1724, 23779), (2212, 18533), (3017, 13588), (3397, 12068), (6034, 6794)]