16005080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4397}}^1$

素因数の和:4428

約数の個数: 64

約数和(自身を含む): 44331840

約数和(自身を除く): 28326760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 4397, 8794, 17588, 21985, 30779, 35176, 43970, 57161, 61558, 87940, 114322, 123116, 153895, 175880, 228644, 246232, 285805, 307790, 400127, 457288, 571610, 615580, 800254, 1143220, 1231160, 1600508, 2000635, 2286440, 3201016, 4001270, 8002540, 16005080]

約数ペア:

[(1, 16005080), (2, 8002540), (4, 4001270), (5, 3201016), (7, 2286440), (8, 2000635), (10, 1600508), (13, 1231160), (14, 1143220), (20, 800254), (26, 615580), (28, 571610), (35, 457288), (40, 400127), (52, 307790), (56, 285805), (65, 246232), (70, 228644), (91, 175880), (104, 153895), (130, 123116), (140, 114322), (182, 87940), (260, 61558), (280, 57161), (364, 43970), (455, 35176), (520, 30779), (728, 21985), (910, 17588), (1820, 8794), (3640, 4397)]