1545080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 3703320

約数和(自身を除く): 2158240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 361, 380, 428, 535, 722, 760, 856, 1070, 1444, 1805, 2033, 2140, 2888, 3610, 4066, 4280, 7220, 8132, 10165, 14440, 16264, 20330, 38627, 40660, 77254, 81320, 154508, 193135, 309016, 386270, 772540, 1545080]

約数ペア:

[(1, 1545080), (2, 772540), (4, 386270), (5, 309016), (8, 193135), (10, 154508), (19, 81320), (20, 77254), (38, 40660), (40, 38627), (76, 20330), (95, 16264), (107, 14440), (152, 10165), (190, 8132), (214, 7220), (361, 4280), (380, 4066), (428, 3610), (535, 2888), (722, 2140), (760, 2033), (856, 1805), (1070, 1444)]