148136440

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{21407}}^1$

素因数の和:21591

約数の個数: 32

約数和(自身を含む): 335249280

約数和(自身を除く): 187112840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 21407, 42814, 85628, 107035, 171256, 214070, 428140, 856280, 3703411, 7406822, 14813644, 18517055, 29627288, 37034110, 74068220, 148136440]

約数ペア:

[(1, 148136440), (2, 74068220), (4, 37034110), (5, 29627288), (8, 18517055), (10, 14813644), (20, 7406822), (40, 3703411), (173, 856280), (346, 428140), (692, 214070), (865, 171256), (1384, 107035), (1730, 85628), (3460, 42814), (6920, 21407)]