39283840

素因数分解:

$2^7\times 5^1\times {\mathrm{61381}}^1$

素因数の和:61400

約数の個数: 32

約数和(自身を含む): 93914460

約数和(自身を除く): 54630620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 61381, 122762, 245524, 306905, 491048, 613810, 982096, 1227620, 1964192, 2455240, 3928384, 4910480, 7856768, 9820960, 19641920, 39283840]

約数ペア:

[(1, 39283840), (2, 19641920), (4, 9820960), (5, 7856768), (8, 4910480), (10, 3928384), (16, 2455240), (20, 1964192), (32, 1227620), (40, 982096), (64, 613810), (80, 491048), (128, 306905), (160, 245524), (320, 122762), (640, 61381)]