20163200

素因数分解:

$2^7\times 5^2\times {\mathrm{6301}}^1$

素因数の和:6325

約数の個数: 48

約数和(自身を含む): 49817310

約数和(自身を除く): 29654110

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 6301, 12602, 25204, 31505, 50408, 63010, 100816, 126020, 157525, 201632, 252040, 315050, 403264, 504080, 630100, 806528, 1008160, 1260200, 2016320, 2520400, 4032640, 5040800, 10081600, 20163200]

約数ペア:

[(1, 20163200), (2, 10081600), (4, 5040800), (5, 4032640), (8, 2520400), (10, 2016320), (16, 1260200), (20, 1008160), (25, 806528), (32, 630100), (40, 504080), (50, 403264), (64, 315050), (80, 252040), (100, 201632), (128, 157525), (160, 126020), (200, 100816), (320, 63010), (400, 50408), (640, 31505), (800, 25204), (1600, 12602), (3200, 6301)]