145214860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1037249}}^1$

素因数の和:1037265

約数の個数: 24

約数和(自身を含む): 348516000

約数和(自身を除く): 203301140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1037249, 2074498, 4148996, 5186245, 7260743, 10372490, 14521486, 20744980, 29042972, 36303715, 72607430, 145214860]

約数ペア:

[(1, 145214860), (2, 72607430), (4, 36303715), (5, 29042972), (7, 20744980), (10, 14521486), (14, 10372490), (20, 7260743), (28, 5186245), (35, 4148996), (70, 2074498), (140, 1037249)]