2016402820

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{220613}}^1$

素因数の和:221079

約数の個数: 24

約数和(自身を含む): 4243730904

約数和(自身を除く): 2227328084

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 220613, 441226, 882452, 1103065, 2206130, 4412260, 100820141, 201640282, 403280564, 504100705, 1008201410, 2016402820]

約数ペア:

[(1, 2016402820), (2, 1008201410), (4, 504100705), (5, 403280564), (10, 201640282), (20, 100820141), (457, 4412260), (914, 2206130), (1828, 1103065), (2285, 882452), (4570, 441226), (9140, 220613)]