138849830

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{5783}}^1$

素因数の和:5818

約数の個数: 40

約数和(自身を含む): 291617712

約数和(自身を除く): 152767882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 3430, 4802, 5783, 11566, 12005, 24010, 28915, 40481, 57830, 80962, 202405, 283367, 404810, 566734, 1416835, 1983569, 2833670, 3967138, 9917845, 13884983, 19835690, 27769966, 69424915, 138849830]

約数ペア:

[(1, 138849830), (2, 69424915), (5, 27769966), (7, 19835690), (10, 13884983), (14, 9917845), (35, 3967138), (49, 2833670), (70, 1983569), (98, 1416835), (245, 566734), (343, 404810), (490, 283367), (686, 202405), (1715, 80962), (2401, 57830), (3430, 40481), (4802, 28915), (5783, 24010), (11566, 12005)]