2012024440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{2897}}^1$

素因数の和:3184

約数の個数: 64

約数和(自身を含む): 4600864800

約数和(自身を除く): 2588840360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 179, 194, 358, 388, 485, 716, 776, 895, 970, 1432, 1790, 1940, 2897, 3580, 3880, 5794, 7160, 11588, 14485, 17363, 23176, 28970, 34726, 57940, 69452, 86815, 115880, 138904, 173630, 281009, 347260, 518563, 562018, 694520, 1037126, 1124036, 1405045, 2074252, 2248072, 2592815, 2810090, 4148504, 5185630, 5620180, 10371260, 11240360, 20742520, 50300611, 100601222, 201202444, 251503055, 402404888, 503006110, 1006012220, 2012024440]

約数ペア:

[(1, 2012024440), (2, 1006012220), (4, 503006110), (5, 402404888), (8, 251503055), (10, 201202444), (20, 100601222), (40, 50300611), (97, 20742520), (179, 11240360), (194, 10371260), (358, 5620180), (388, 5185630), (485, 4148504), (716, 2810090), (776, 2592815), (895, 2248072), (970, 2074252), (1432, 1405045), (1790, 1124036), (1940, 1037126), (2897, 694520), (3580, 562018), (3880, 518563), (5794, 347260), (7160, 281009), (11588, 173630), (14485, 138904), (17363, 115880), (23176, 86815), (28970, 69452), (34726, 57940)]