20272250

素因数分解:

$2^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 38301120

約数和(自身を除く): 18028870

約数列:

[1, 2, 5, 10, 25, 50, 125, 131, 250, 262, 619, 655, 1238, 1310, 3095, 3275, 6190, 6550, 15475, 16375, 30950, 32750, 77375, 81089, 154750, 162178, 405445, 810890, 2027225, 4054450, 10136125, 20272250]

約数ペア:

[(1, 20272250), (2, 10136125), (5, 4054450), (10, 2027225), (25, 810890), (50, 405445), (125, 162178), (131, 154750), (250, 81089), (262, 77375), (619, 32750), (655, 30950), (1238, 16375), (1310, 15475), (3095, 6550), (3275, 6190)]