201635440

素因数分解:

$2^4\times 5^1\times {\mathrm{2520443}}^1$

素因数の和:2520456

約数の個数: 20

約数和(自身を含む): 468802584

約数和(自身を除く): 267167144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520443, 5040886, 10081772, 12602215, 20163544, 25204430, 40327088, 50408860, 100817720, 201635440]

約数ペア:

[(1, 201635440), (2, 100817720), (4, 50408860), (5, 40327088), (8, 25204430), (10, 20163544), (16, 12602215), (20, 10081772), (40, 5040886), (80, 2520443)]