4391380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4481}}^1$

素因数の和:4504

約数の個数: 36

約数和(自身を含む): 10729908

約数和(自身を除く): 6338528

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4481, 8962, 17924, 22405, 31367, 44810, 62734, 89620, 125468, 156835, 219569, 313670, 439138, 627340, 878276, 1097845, 2195690, 4391380]

約数ペア:

[(1, 4391380), (2, 2195690), (4, 1097845), (5, 878276), (7, 627340), (10, 439138), (14, 313670), (20, 219569), (28, 156835), (35, 125468), (49, 89620), (70, 62734), (98, 44810), (140, 31367), (196, 22405), (245, 17924), (490, 8962), (980, 4481)]