1927941680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{47161}}^1$

素因数の和:47254

約数の個数: 80

約数和(自身を含む): 5193102144

約数和(自身を除く): 3265160464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 20440, 40880, 47161, 94322, 188644, 235805, 330127, 377288, 471610, 660254, 754576, 943220, 1320508, 1650635, 1886440, 2641016, 3301270, 3442753, 3772880, 5282032, 6602540, 6885506, 13205080, 13771012, 17213765, 24099271, 26410160, 27542024, 34427530, 48198542, 55084048, 68855060, 96397084, 120496355, 137710120, 192794168, 240992710, 275420240, 385588336, 481985420, 963970840, 1927941680]

約数ペア:

[(1, 1927941680), (2, 963970840), (4, 481985420), (5, 385588336), (7, 275420240), (8, 240992710), (10, 192794168), (14, 137710120), (16, 120496355), (20, 96397084), (28, 68855060), (35, 55084048), (40, 48198542), (56, 34427530), (70, 27542024), (73, 26410160), (80, 24099271), (112, 17213765), (140, 13771012), (146, 13205080), (280, 6885506), (292, 6602540), (365, 5282032), (511, 3772880), (560, 3442753), (584, 3301270), (730, 2641016), (1022, 1886440), (1168, 1650635), (1460, 1320508), (2044, 943220), (2555, 754576), (2920, 660254), (4088, 471610), (5110, 377288), (5840, 330127), (8176, 235805), (10220, 188644), (20440, 94322), (40880, 47161)]