28668530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 34533070

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 38, 43, 55, 58, 86, 95, 110, 121, 145, 190, 209, 215, 242, 290, 319, 418, 430, 473, 551, 605, 638, 817, 946, 1045, 1102, 1210, 1247, 1595, 1634, 2090, 2299, 2365, 2494, 2755, 3190, 3509, 4085, 4598, 4730, 5203, 5510, 6061, 6235, 7018, 8170, 8987, 10406, 11495, 12122, 12470, 13717, 17545, 17974, 22990, 23693, 26015, 27434, 30305, 35090, 44935, 47386, 52030, 60610, 66671, 68585, 89870, 98857, 118465, 133342, 137170, 150887, 197714, 236930, 260623, 301774, 333355, 494285, 521246, 666710, 754435, 988570, 1303115, 1508870, 2606230, 2866853, 5733706, 14334265, 28668530]

約数ペア:

[(1, 28668530), (2, 14334265), (5, 5733706), (10, 2866853), (11, 2606230), (19, 1508870), (22, 1303115), (29, 988570), (38, 754435), (43, 666710), (55, 521246), (58, 494285), (86, 333355), (95, 301774), (110, 260623), (121, 236930), (145, 197714), (190, 150887), (209, 137170), (215, 133342), (242, 118465), (290, 98857), (319, 89870), (418, 68585), (430, 66671), (473, 60610), (551, 52030), (605, 47386), (638, 44935), (817, 35090), (946, 30305), (1045, 27434), (1102, 26015), (1210, 23693), (1247, 22990), (1595, 17974), (1634, 17545), (2090, 13717), (2299, 12470), (2365, 12122), (2494, 11495), (2755, 10406), (3190, 8987), (3509, 8170), (4085, 7018), (4598, 6235), (4730, 6061), (5203, 5510)]