1601920

素因数分解:

$2^7\times 5^1\times {\mathrm{2503}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 3831120

約数和(自身を除く): 2229200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2503, 5006, 10012, 12515, 20024, 25030, 40048, 50060, 80096, 100120, 160192, 200240, 320384, 400480, 800960, 1601920]

約数ペア:

[(1, 1601920), (2, 800960), (4, 400480), (5, 320384), (8, 200240), (10, 160192), (16, 100120), (20, 80096), (32, 50060), (40, 40048), (64, 25030), (80, 20024), (128, 12515), (160, 10012), (320, 5006), (640, 2503)]