1790720

素因数分解:

$2^8\times 5^1\times {\mathrm{1399}}^1$

素因数の和:1420

約数の個数: 36

約数和(自身を含む): 4292400

約数和(自身を除く): 2501680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1399, 2798, 5596, 6995, 11192, 13990, 22384, 27980, 44768, 55960, 89536, 111920, 179072, 223840, 358144, 447680, 895360, 1790720]

約数ペア:

[(1, 1790720), (2, 895360), (4, 447680), (5, 358144), (8, 223840), (10, 179072), (16, 111920), (20, 89536), (32, 55960), (40, 44768), (64, 27980), (80, 22384), (128, 13990), (160, 11192), (256, 6995), (320, 5596), (640, 2798), (1280, 1399)]