28551160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 74980080

約数和(自身を除く): 46428920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 170, 187, 220, 242, 340, 347, 374, 440, 484, 605, 680, 694, 748, 935, 968, 1210, 1388, 1496, 1735, 1870, 2057, 2420, 2776, 3470, 3740, 3817, 4114, 4840, 5899, 6940, 7480, 7634, 8228, 10285, 11798, 13880, 15268, 16456, 19085, 20570, 23596, 29495, 30536, 38170, 41140, 41987, 47192, 58990, 64889, 76340, 82280, 83974, 117980, 129778, 152680, 167948, 209935, 235960, 259556, 324445, 335896, 419870, 519112, 648890, 713779, 839740, 1297780, 1427558, 1679480, 2595560, 2855116, 3568895, 5710232, 7137790, 14275580, 28551160]

約数ペア:

[(1, 28551160), (2, 14275580), (4, 7137790), (5, 5710232), (8, 3568895), (10, 2855116), (11, 2595560), (17, 1679480), (20, 1427558), (22, 1297780), (34, 839740), (40, 713779), (44, 648890), (55, 519112), (68, 419870), (85, 335896), (88, 324445), (110, 259556), (121, 235960), (136, 209935), (170, 167948), (187, 152680), (220, 129778), (242, 117980), (340, 83974), (347, 82280), (374, 76340), (440, 64889), (484, 58990), (605, 47192), (680, 41987), (694, 41140), (748, 38170), (935, 30536), (968, 29495), (1210, 23596), (1388, 20570), (1496, 19085), (1735, 16456), (1870, 15268), (2057, 13880), (2420, 11798), (2776, 10285), (3470, 8228), (3740, 7634), (3817, 7480), (4114, 6940), (4840, 5899)]