40260506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 37153894

約数列:

[1, 2, 11, 13, 19, 22, 26, 31, 38, 62, 143, 209, 239, 247, 286, 341, 403, 418, 478, 494, 589, 682, 806, 1178, 2629, 2717, 3107, 4433, 4541, 5258, 5434, 6214, 6479, 7409, 7657, 8866, 9082, 12958, 14818, 15314, 34177, 49951, 59033, 68354, 81499, 84227, 96317, 99902, 118066, 140771, 162998, 168454, 192634, 281542, 649363, 1059487, 1298726, 1548481, 1830023, 2118974, 3096962, 3660046, 20130253, 40260506]

約数ペア:

[(1, 40260506), (2, 20130253), (11, 3660046), (13, 3096962), (19, 2118974), (22, 1830023), (26, 1548481), (31, 1298726), (38, 1059487), (62, 649363), (143, 281542), (209, 192634), (239, 168454), (247, 162998), (286, 140771), (341, 118066), (403, 99902), (418, 96317), (478, 84227), (494, 81499), (589, 68354), (682, 59033), (806, 49951), (1178, 34177), (2629, 15314), (2717, 14818), (3107, 12958), (4433, 9082), (4541, 8866), (5258, 7657), (5434, 7409), (6214, 6479)]