870925876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 1631448000

約数和(自身を除く): 760522124

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 331, 356, 389, 662, 778, 1324, 1556, 1691, 3382, 6289, 6764, 7391, 12578, 14782, 25156, 29459, 29564, 34621, 58918, 69242, 117836, 128759, 138484, 257518, 515036, 559721, 657799, 1119442, 1315598, 2238884, 2446421, 2631196, 4892842, 9785684, 11459551, 22919102, 45838204, 217731469, 435462938, 870925876]

約数ペア:

[(1, 870925876), (2, 435462938), (4, 217731469), (19, 45838204), (38, 22919102), (76, 11459551), (89, 9785684), (178, 4892842), (331, 2631196), (356, 2446421), (389, 2238884), (662, 1315598), (778, 1119442), (1324, 657799), (1556, 559721), (1691, 515036), (3382, 257518), (6289, 138484), (6764, 128759), (7391, 117836), (12578, 69242), (14782, 58918), (25156, 34621), (29459, 29564)]