2017751780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{811}}^1$

素因数の和:1137

約数の個数: 96

約数和(自身を含む): 4753824768

約数和(自身を除く): 2736072988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 263, 430, 473, 526, 811, 860, 946, 1052, 1315, 1622, 1892, 2365, 2630, 2893, 3244, 4055, 4730, 5260, 5786, 8110, 8921, 9460, 11309, 11572, 14465, 16220, 17842, 22618, 28930, 34873, 35684, 44605, 45236, 56545, 57860, 69746, 89210, 113090, 124399, 139492, 174365, 178420, 213293, 226180, 248798, 348730, 383603, 426586, 497596, 621995, 697460, 767206, 853172, 1066465, 1243990, 1534412, 1918015, 2132930, 2346223, 2487980, 3836030, 4265860, 4692446, 7672060, 9171599, 9384892, 11731115, 18343198, 23462230, 36686396, 45857995, 46924460, 91715990, 100887589, 183431980, 201775178, 403550356, 504437945, 1008875890, 2017751780]

約数ペア:

[(1, 2017751780), (2, 1008875890), (4, 504437945), (5, 403550356), (10, 201775178), (11, 183431980), (20, 100887589), (22, 91715990), (43, 46924460), (44, 45857995), (55, 36686396), (86, 23462230), (110, 18343198), (172, 11731115), (215, 9384892), (220, 9171599), (263, 7672060), (430, 4692446), (473, 4265860), (526, 3836030), (811, 2487980), (860, 2346223), (946, 2132930), (1052, 1918015), (1315, 1534412), (1622, 1243990), (1892, 1066465), (2365, 853172), (2630, 767206), (2893, 697460), (3244, 621995), (4055, 497596), (4730, 426586), (5260, 383603), (5786, 348730), (8110, 248798), (8921, 226180), (9460, 213293), (11309, 178420), (11572, 174365), (14465, 139492), (16220, 124399), (17842, 113090), (22618, 89210), (28930, 69746), (34873, 57860), (35684, 56545), (44605, 45236)]