20104100

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1583}}^1$

素因数の和:1724

約数の個数: 36

約数和(自身を含む): 43997184

約数和(自身を除く): 23893084

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 1583, 2540, 3166, 3175, 6332, 6350, 7915, 12700, 15830, 31660, 39575, 79150, 158300, 201041, 402082, 804164, 1005205, 2010410, 4020820, 5026025, 10052050, 20104100]

約数ペア:

[(1, 20104100), (2, 10052050), (4, 5026025), (5, 4020820), (10, 2010410), (20, 1005205), (25, 804164), (50, 402082), (100, 201041), (127, 158300), (254, 79150), (508, 39575), (635, 31660), (1270, 15830), (1583, 12700), (2540, 7915), (3166, 6350), (3175, 6332)]