139173160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{497047}}^1$

素因数の和:497065

約数の個数: 32

約数和(自身を含む): 357874560

約数和(自身を除く): 218701400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 497047, 994094, 1988188, 2485235, 3479329, 3976376, 4970470, 6958658, 9940940, 13917316, 17396645, 19881880, 27834632, 34793290, 69586580, 139173160]

約数ペア:

[(1, 139173160), (2, 69586580), (4, 34793290), (5, 27834632), (7, 19881880), (8, 17396645), (10, 13917316), (14, 9940940), (20, 6958658), (28, 4970470), (35, 3976376), (40, 3479329), (56, 2485235), (70, 1988188), (140, 994094), (280, 497047)]