28040670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1014

約数の個数: 96

約数和(自身を含む): 85183488

約数和(自身を除く): 57142818

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 47, 63, 70, 90, 94, 105, 126, 141, 210, 235, 282, 315, 329, 423, 470, 630, 658, 705, 846, 947, 987, 1410, 1645, 1894, 1974, 2115, 2841, 2961, 3290, 4230, 4735, 4935, 5682, 5922, 6629, 8523, 9470, 9870, 13258, 14205, 14805, 17046, 19887, 28410, 29610, 33145, 39774, 42615, 44509, 59661, 66290, 85230, 89018, 99435, 119322, 133527, 198870, 222545, 267054, 298305, 311563, 400581, 445090, 596610, 623126, 667635, 801162, 934689, 1335270, 1557815, 1869378, 2002905, 2804067, 3115630, 4005810, 4673445, 5608134, 9346890, 14020335, 28040670]

約数ペア:

[(1, 28040670), (2, 14020335), (3, 9346890), (5, 5608134), (6, 4673445), (7, 4005810), (9, 3115630), (10, 2804067), (14, 2002905), (15, 1869378), (18, 1557815), (21, 1335270), (30, 934689), (35, 801162), (42, 667635), (45, 623126), (47, 596610), (63, 445090), (70, 400581), (90, 311563), (94, 298305), (105, 267054), (126, 222545), (141, 198870), (210, 133527), (235, 119322), (282, 99435), (315, 89018), (329, 85230), (423, 66290), (470, 59661), (630, 44509), (658, 42615), (705, 39774), (846, 33145), (947, 29610), (987, 28410), (1410, 19887), (1645, 17046), (1894, 14805), (1974, 14205), (2115, 13258), (2841, 9870), (2961, 9470), (3290, 8523), (4230, 6629), (4735, 5922), (4935, 5682)]