28087942760

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1\times {\mathrm{14771}}^1$

素因数の和:15266

約数の個数: 64

約数和(自身を含む): 63846947520

約数和(自身を除く): 35759004760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 347, 548, 685, 694, 1096, 1370, 1388, 1735, 2740, 2776, 3470, 5480, 6940, 13880, 14771, 29542, 47539, 59084, 73855, 95078, 118168, 147710, 190156, 237695, 295420, 380312, 475390, 590840, 950780, 1901560, 2023627, 4047254, 5125537, 8094508, 10118135, 10251074, 16189016, 20236270, 20502148, 25627685, 40472540, 41004296, 51255370, 80945080, 102510740, 205021480, 702198569, 1404397138, 2808794276, 3510992845, 5617588552, 7021985690, 14043971380, 28087942760]

約数ペア:

[(1, 28087942760), (2, 14043971380), (4, 7021985690), (5, 5617588552), (8, 3510992845), (10, 2808794276), (20, 1404397138), (40, 702198569), (137, 205021480), (274, 102510740), (347, 80945080), (548, 51255370), (685, 41004296), (694, 40472540), (1096, 25627685), (1370, 20502148), (1388, 20236270), (1735, 16189016), (2740, 10251074), (2776, 10118135), (3470, 8094508), (5480, 5125537), (6940, 4047254), (13880, 2023627), (14771, 1901560), (29542, 950780), (47539, 590840), (59084, 475390), (73855, 380312), (95078, 295420), (118168, 237695), (147710, 190156)]