145217857540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1037270411}}^1$

素因数の和:1037270427

約数の個数: 24

約数和(自身を含む): 348522858432

約数和(自身を除く): 203305000892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1037270411, 2074540822, 4149081644, 5186352055, 7260892877, 10372704110, 14521785754, 20745408220, 29043571508, 36304464385, 72608928770, 145217857540]

約数ペア:

[(1, 145217857540), (2, 72608928770), (4, 36304464385), (5, 29043571508), (7, 20745408220), (10, 14521785754), (14, 10372704110), (20, 7260892877), (28, 5186352055), (35, 4149081644), (70, 2074540822), (140, 1037270411)]