40868960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2111}}^1$

素因数の和:2148

約数の個数: 72

約数和(自身を含む): 106178688

約数和(自身を除く): 65309728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2111, 2420, 3872, 4222, 4840, 8444, 9680, 10555, 16888, 19360, 21110, 23221, 33776, 42220, 46442, 67552, 84440, 92884, 116105, 168880, 185768, 232210, 255431, 337760, 371536, 464420, 510862, 743072, 928840, 1021724, 1277155, 1857680, 2043448, 2554310, 3715360, 4086896, 5108620, 8173792, 10217240, 20434480, 40868960]

約数ペア:

[(1, 40868960), (2, 20434480), (4, 10217240), (5, 8173792), (8, 5108620), (10, 4086896), (11, 3715360), (16, 2554310), (20, 2043448), (22, 1857680), (32, 1277155), (40, 1021724), (44, 928840), (55, 743072), (80, 510862), (88, 464420), (110, 371536), (121, 337760), (160, 255431), (176, 232210), (220, 185768), (242, 168880), (352, 116105), (440, 92884), (484, 84440), (605, 67552), (880, 46442), (968, 42220), (1210, 33776), (1760, 23221), (1936, 21110), (2111, 19360), (2420, 16888), (3872, 10555), (4222, 9680), (4840, 8444)]