40488372

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 108029376

約数和(自身を除く): 67541004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 107, 138, 207, 214, 276, 321, 414, 428, 457, 642, 828, 914, 963, 1284, 1371, 1828, 1926, 2461, 2742, 3852, 4113, 4922, 5484, 7383, 8226, 9844, 10511, 14766, 16452, 21022, 22149, 29532, 31533, 42044, 44298, 48899, 63066, 88596, 94599, 97798, 126132, 146697, 189198, 195596, 293394, 378396, 440091, 586788, 880182, 1124677, 1760364, 2249354, 3374031, 4498708, 6748062, 10122093, 13496124, 20244186, 40488372]

約数ペア:

[(1, 40488372), (2, 20244186), (3, 13496124), (4, 10122093), (6, 6748062), (9, 4498708), (12, 3374031), (18, 2249354), (23, 1760364), (36, 1124677), (46, 880182), (69, 586788), (92, 440091), (107, 378396), (138, 293394), (207, 195596), (214, 189198), (276, 146697), (321, 126132), (414, 97798), (428, 94599), (457, 88596), (642, 63066), (828, 48899), (914, 44298), (963, 42044), (1284, 31533), (1371, 29532), (1828, 22149), (1926, 21022), (2461, 16452), (2742, 14766), (3852, 10511), (4113, 9844), (4922, 8226), (5484, 7383)]