251013860

素因数分解:

$2^2\times 5^1\times {\mathrm{967}}^1\times {\mathrm{12979}}^1$

素因数の和:13955

約数の個数: 24

約数和(自身を含む): 527714880

約数和(自身を除く): 276701020

約数列:

[1, 2, 4, 5, 10, 20, 967, 1934, 3868, 4835, 9670, 12979, 19340, 25958, 51916, 64895, 129790, 259580, 12550693, 25101386, 50202772, 62753465, 125506930, 251013860]

約数ペア:

[(1, 251013860), (2, 125506930), (4, 62753465), (5, 50202772), (10, 25101386), (20, 12550693), (967, 259580), (1934, 129790), (3868, 64895), (4835, 51916), (9670, 25958), (12979, 19340)]