310626668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8641}}^1$

素因数の和:8718

約数の個数: 48

約数和(自身を含む): 638816640

約数和(自身を除く): 328189972

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 473, 817, 836, 946, 1634, 1892, 3268, 8641, 8987, 17282, 17974, 34564, 35948, 95051, 164179, 190102, 328358, 371563, 380204, 656716, 743126, 1486252, 1805969, 3611938, 4087193, 7059697, 7223876, 8174386, 14119394, 16348772, 28238788, 77656667, 155313334, 310626668]

約数ペア:

[(1, 310626668), (2, 155313334), (4, 77656667), (11, 28238788), (19, 16348772), (22, 14119394), (38, 8174386), (43, 7223876), (44, 7059697), (76, 4087193), (86, 3611938), (172, 1805969), (209, 1486252), (418, 743126), (473, 656716), (817, 380204), (836, 371563), (946, 328358), (1634, 190102), (1892, 164179), (3268, 95051), (8641, 35948), (8987, 34564), (17282, 17974)]