39130240

素因数分解:

$2^7\times 5^1\times {\mathrm{61141}}^1$

素因数の和:61160

約数の個数: 32

約数和(自身を含む): 93547260

約数和(自身を除く): 54417020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 61141, 122282, 244564, 305705, 489128, 611410, 978256, 1222820, 1956512, 2445640, 3913024, 4891280, 7826048, 9782560, 19565120, 39130240]

約数ペア:

[(1, 39130240), (2, 19565120), (4, 9782560), (5, 7826048), (8, 4891280), (10, 3913024), (16, 2445640), (20, 1956512), (32, 1222820), (40, 978256), (64, 611410), (80, 489128), (128, 305705), (160, 244564), (320, 122282), (640, 61141)]