28363520

素因数分解:

$2^8\times 5^1\times {\mathrm{22159}}^1$

素因数の和:22180

約数の個数: 36

約数和(自身を含む): 67942560

約数和(自身を除く): 39579040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22159, 44318, 88636, 110795, 177272, 221590, 354544, 443180, 709088, 886360, 1418176, 1772720, 2836352, 3545440, 5672704, 7090880, 14181760, 28363520]

約数ペア:

[(1, 28363520), (2, 14181760), (4, 7090880), (5, 5672704), (8, 3545440), (10, 2836352), (16, 1772720), (20, 1418176), (32, 886360), (40, 709088), (64, 443180), (80, 354544), (128, 221590), (160, 177272), (256, 110795), (320, 88636), (640, 44318), (1280, 22159)]