9926510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 20901888

約数和(自身を除く): 10975378

約数列:

[1, 2, 5, 10, 11, 22, 31, 41, 55, 62, 71, 82, 110, 142, 155, 205, 310, 341, 355, 410, 451, 682, 710, 781, 902, 1271, 1562, 1705, 2201, 2255, 2542, 2911, 3410, 3905, 4402, 4510, 5822, 6355, 7810, 11005, 12710, 13981, 14555, 22010, 24211, 27962, 29110, 32021, 48422, 64042, 69905, 90241, 121055, 139810, 160105, 180482, 242110, 320210, 451205, 902410, 992651, 1985302, 4963255, 9926510]

約数ペア:

[(1, 9926510), (2, 4963255), (5, 1985302), (10, 992651), (11, 902410), (22, 451205), (31, 320210), (41, 242110), (55, 180482), (62, 160105), (71, 139810), (82, 121055), (110, 90241), (142, 69905), (155, 64042), (205, 48422), (310, 32021), (341, 29110), (355, 27962), (410, 24211), (451, 22010), (682, 14555), (710, 13981), (781, 12710), (902, 11005), (1271, 7810), (1562, 6355), (1705, 5822), (2201, 4510), (2255, 4402), (2542, 3905), (2911, 3410)]