86931080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1069}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 208008000

約数和(自身を除く): 121076920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1069, 1070, 2033, 2138, 2140, 4066, 4276, 4280, 5345, 8132, 8552, 10165, 10690, 16264, 20311, 20330, 21380, 40622, 40660, 42760, 81244, 81320, 101555, 114383, 162488, 203110, 228766, 406220, 457532, 571915, 812440, 915064, 1143830, 2173277, 2287660, 4346554, 4575320, 8693108, 10866385, 17386216, 21732770, 43465540, 86931080]

約数ペア:

[(1, 86931080), (2, 43465540), (4, 21732770), (5, 17386216), (8, 10866385), (10, 8693108), (19, 4575320), (20, 4346554), (38, 2287660), (40, 2173277), (76, 1143830), (95, 915064), (107, 812440), (152, 571915), (190, 457532), (214, 406220), (380, 228766), (428, 203110), (535, 162488), (760, 114383), (856, 101555), (1069, 81320), (1070, 81244), (2033, 42760), (2138, 40660), (2140, 40622), (4066, 21380), (4276, 20330), (4280, 20311), (5345, 16264), (8132, 10690), (8552, 10165)]