1260841208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{1217}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 2637018720

約数和(自身を除く): 1376177512

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 193, 244, 386, 488, 671, 772, 1217, 1342, 1544, 2123, 2434, 2684, 4246, 4868, 5368, 8492, 9736, 11773, 13387, 16984, 23546, 26774, 47092, 53548, 74237, 94184, 107096, 129503, 148474, 234881, 259006, 296948, 469762, 518012, 593896, 816607, 939524, 1036024, 1633214, 1879048, 2583691, 3266428, 5167382, 6532856, 10334764, 14327741, 20669528, 28655482, 57310964, 114621928, 157605151, 315210302, 630420604, 1260841208]

約数ペア:

[(1, 1260841208), (2, 630420604), (4, 315210302), (8, 157605151), (11, 114621928), (22, 57310964), (44, 28655482), (61, 20669528), (88, 14327741), (122, 10334764), (193, 6532856), (244, 5167382), (386, 3266428), (488, 2583691), (671, 1879048), (772, 1633214), (1217, 1036024), (1342, 939524), (1544, 816607), (2123, 593896), (2434, 518012), (2684, 469762), (4246, 296948), (4868, 259006), (5368, 234881), (8492, 148474), (9736, 129503), (11773, 107096), (13387, 94184), (16984, 74237), (23546, 53548), (26774, 47092)]