4965080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 12096000

約数和(自身を除く): 7130920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 139, 152, 188, 190, 235, 278, 376, 380, 470, 556, 695, 760, 893, 940, 1112, 1390, 1786, 1880, 2641, 2780, 3572, 4465, 5282, 5560, 6533, 7144, 8930, 10564, 13066, 13205, 17860, 21128, 26132, 26410, 32665, 35720, 52264, 52820, 65330, 105640, 124127, 130660, 248254, 261320, 496508, 620635, 993016, 1241270, 2482540, 4965080]

約数ペア:

[(1, 4965080), (2, 2482540), (4, 1241270), (5, 993016), (8, 620635), (10, 496508), (19, 261320), (20, 248254), (38, 130660), (40, 124127), (47, 105640), (76, 65330), (94, 52820), (95, 52264), (139, 35720), (152, 32665), (188, 26410), (190, 26132), (235, 21128), (278, 17860), (376, 13205), (380, 13066), (470, 10564), (556, 8930), (695, 7144), (760, 6533), (893, 5560), (940, 5282), (1112, 4465), (1390, 3572), (1786, 2780), (1880, 2641)]