40257080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24547}}^1$

素因数の和:24599

約数の個数: 32

約数和(自身を含む): 92791440

約数和(自身を除く): 52534360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24547, 49094, 98188, 122735, 196376, 245470, 490940, 981880, 1006427, 2012854, 4025708, 5032135, 8051416, 10064270, 20128540, 40257080]

約数ペア:

[(1, 40257080), (2, 20128540), (4, 10064270), (5, 8051416), (8, 5032135), (10, 4025708), (20, 2012854), (40, 1006427), (41, 981880), (82, 490940), (164, 245470), (205, 196376), (328, 122735), (410, 98188), (820, 49094), (1640, 24547)]