26721420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40487}}^1$

素因数の和:40510

約数の個数: 48

約数和(自身を含む): 81623808

約数和(自身を除く): 54902388

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 40487, 80974, 121461, 161948, 202435, 242922, 404870, 445357, 485844, 607305, 809740, 890714, 1214610, 1336071, 1781428, 2226785, 2429220, 2672142, 4453570, 5344284, 6680355, 8907140, 13360710, 26721420]

約数ペア:

[(1, 26721420), (2, 13360710), (3, 8907140), (4, 6680355), (5, 5344284), (6, 4453570), (10, 2672142), (11, 2429220), (12, 2226785), (15, 1781428), (20, 1336071), (22, 1214610), (30, 890714), (33, 809740), (44, 607305), (55, 485844), (60, 445357), (66, 404870), (110, 242922), (132, 202435), (165, 161948), (220, 121461), (330, 80974), (660, 40487)]