2016689080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{146989}}^1$

素因数の和:147021

約数の個数: 64

約数和(自身を含む): 5291640000

約数和(自身を除く): 3274950920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 146989, 293978, 587956, 734945, 1028923, 1175912, 1469890, 2057846, 2939780, 4115692, 5144615, 5879560, 7202461, 8231384, 10289230, 14404922, 20578460, 28809844, 36012305, 41156920, 50417227, 57619688, 72024610, 100834454, 144049220, 201668908, 252086135, 288098440, 403337816, 504172270, 1008344540, 2016689080]

約数ペア:

[(1, 2016689080), (2, 1008344540), (4, 504172270), (5, 403337816), (7, 288098440), (8, 252086135), (10, 201668908), (14, 144049220), (20, 100834454), (28, 72024610), (35, 57619688), (40, 50417227), (49, 41156920), (56, 36012305), (70, 28809844), (98, 20578460), (140, 14404922), (196, 10289230), (245, 8231384), (280, 7202461), (343, 5879560), (392, 5144615), (490, 4115692), (686, 2939780), (980, 2057846), (1372, 1469890), (1715, 1175912), (1960, 1028923), (2744, 734945), (3430, 587956), (6860, 293978), (13720, 146989)]