20144897120

素因数分解:

$2^5\times 5^1\times {\mathrm{599}}^1\times {\mathrm{210193}}^1$

素因数の和:210807

約数の個数: 48

約数和(自身を含む): 47671999200

約数和(自身を除く): 27527102080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 599, 1198, 2396, 2995, 4792, 5990, 9584, 11980, 19168, 23960, 47920, 95840, 210193, 420386, 840772, 1050965, 1681544, 2101930, 3363088, 4203860, 6726176, 8407720, 16815440, 33630880, 125905607, 251811214, 503622428, 629528035, 1007244856, 1259056070, 2014489712, 2518112140, 4028979424, 5036224280, 10072448560, 20144897120]

約数ペア:

[(1, 20144897120), (2, 10072448560), (4, 5036224280), (5, 4028979424), (8, 2518112140), (10, 2014489712), (16, 1259056070), (20, 1007244856), (32, 629528035), (40, 503622428), (80, 251811214), (160, 125905607), (599, 33630880), (1198, 16815440), (2396, 8407720), (2995, 6726176), (4792, 4203860), (5990, 3363088), (9584, 2101930), (11980, 1681544), (19168, 1050965), (23960, 840772), (47920, 420386), (95840, 210193)]