7841920

素因数分解:

$2^7\times 5^1\times {\mathrm{12253}}^1$

素因数の和:12272

約数の個数: 32

約数和(自身を含む): 18748620

約数和(自身を除く): 10906700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12253, 24506, 49012, 61265, 98024, 122530, 196048, 245060, 392096, 490120, 784192, 980240, 1568384, 1960480, 3920960, 7841920]

約数ペア:

[(1, 7841920), (2, 3920960), (4, 1960480), (5, 1568384), (8, 980240), (10, 784192), (16, 490120), (20, 392096), (32, 245060), (40, 196048), (64, 122530), (80, 98024), (128, 61265), (160, 49012), (320, 24506), (640, 12253)]