40505528

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 90452160

約数和(自身を除く): 49946632

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 113, 148, 173, 226, 259, 296, 346, 452, 518, 692, 791, 904, 1036, 1211, 1384, 1582, 2072, 2422, 3164, 4181, 4844, 6328, 6401, 8362, 9688, 12802, 16724, 19549, 25604, 29267, 33448, 39098, 44807, 51208, 58534, 78196, 89614, 117068, 136843, 156392, 179228, 234136, 273686, 358456, 547372, 723313, 1094744, 1446626, 2893252, 5063191, 5786504, 10126382, 20252764, 40505528]

約数ペア:

[(1, 40505528), (2, 20252764), (4, 10126382), (7, 5786504), (8, 5063191), (14, 2893252), (28, 1446626), (37, 1094744), (56, 723313), (74, 547372), (113, 358456), (148, 273686), (173, 234136), (226, 179228), (259, 156392), (296, 136843), (346, 117068), (452, 89614), (518, 78196), (692, 58534), (791, 51208), (904, 44807), (1036, 39098), (1211, 33448), (1384, 29267), (1582, 25604), (2072, 19549), (2422, 16724), (3164, 12802), (4181, 9688), (4844, 8362), (6328, 6401)]