11702020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 27453888

約数和(自身を除く): 15751868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1237, 1892, 2365, 2474, 4730, 4948, 6185, 9460, 12370, 13607, 24740, 27214, 53191, 54428, 68035, 106382, 136070, 212764, 265955, 272140, 531910, 585101, 1063820, 1170202, 2340404, 2925505, 5851010, 11702020]

約数ペア:

[(1, 11702020), (2, 5851010), (4, 2925505), (5, 2340404), (10, 1170202), (11, 1063820), (20, 585101), (22, 531910), (43, 272140), (44, 265955), (55, 212764), (86, 136070), (110, 106382), (172, 68035), (215, 54428), (220, 53191), (430, 27214), (473, 24740), (860, 13607), (946, 12370), (1237, 9460), (1892, 6185), (2365, 4948), (2474, 4730)]