23397880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 58877280

約数和(自身を除く): 35479400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1297, 1640, 1804, 2255, 2594, 3608, 4510, 5188, 6485, 9020, 10376, 12970, 14267, 18040, 25940, 28534, 51880, 53177, 57068, 71335, 106354, 114136, 142670, 212708, 265885, 285340, 425416, 531770, 570680, 584947, 1063540, 1169894, 2127080, 2339788, 2924735, 4679576, 5849470, 11698940, 23397880]

約数ペア:

[(1, 23397880), (2, 11698940), (4, 5849470), (5, 4679576), (8, 2924735), (10, 2339788), (11, 2127080), (20, 1169894), (22, 1063540), (40, 584947), (41, 570680), (44, 531770), (55, 425416), (82, 285340), (88, 265885), (110, 212708), (164, 142670), (205, 114136), (220, 106354), (328, 71335), (410, 57068), (440, 53177), (451, 51880), (820, 28534), (902, 25940), (1297, 18040), (1640, 14267), (1804, 12970), (2255, 10376), (2594, 9020), (3608, 6485), (4510, 5188)]