1669363840

素因数分解:

$2^7\times 5^1\times {\mathrm{2608381}}^1$

素因数の和:2608400

約数の個数: 32

約数和(自身を含む): 3990824460

約数和(自身を除く): 2321460620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2608381, 5216762, 10433524, 13041905, 20867048, 26083810, 41734096, 52167620, 83468192, 104335240, 166936384, 208670480, 333872768, 417340960, 834681920, 1669363840]

約数ペア:

[(1, 1669363840), (2, 834681920), (4, 417340960), (5, 333872768), (8, 208670480), (10, 166936384), (16, 104335240), (20, 83468192), (32, 52167620), (40, 41734096), (64, 26083810), (80, 20867048), (128, 13041905), (160, 10433524), (320, 5216762), (640, 2608381)]