2540718

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:86

約数の個数: 72

約数和(自身を含む): 6419088

約数和(自身を除く): 3878370

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 23, 34, 38, 46, 51, 57, 69, 102, 114, 138, 153, 171, 207, 306, 323, 342, 361, 391, 414, 437, 646, 722, 782, 874, 969, 1083, 1173, 1311, 1938, 2166, 2346, 2622, 2907, 3249, 3519, 3933, 5814, 6137, 6498, 7038, 7429, 7866, 8303, 12274, 14858, 16606, 18411, 22287, 24909, 36822, 44574, 49818, 55233, 66861, 74727, 110466, 133722, 141151, 149454, 282302, 423453, 846906, 1270359, 2540718]

約数ペア:

[(1, 2540718), (2, 1270359), (3, 846906), (6, 423453), (9, 282302), (17, 149454), (18, 141151), (19, 133722), (23, 110466), (34, 74727), (38, 66861), (46, 55233), (51, 49818), (57, 44574), (69, 36822), (102, 24909), (114, 22287), (138, 18411), (153, 16606), (171, 14858), (207, 12274), (306, 8303), (323, 7866), (342, 7429), (361, 7038), (391, 6498), (414, 6137), (437, 5814), (646, 3933), (722, 3519), (782, 3249), (874, 2907), (969, 2622), (1083, 2346), (1173, 2166), (1311, 1938)]