492780010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{25679}}^1$

素因数の和:25806

約数の個数: 32

約数和(自身を含む): 942969600

約数和(自身を除く): 450189590

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 1010, 1919, 3838, 9595, 19190, 25679, 51358, 128395, 256790, 487901, 975802, 2439505, 2593579, 4879010, 5187158, 12967895, 25935790, 49278001, 98556002, 246390005, 492780010]

約数ペア:

[(1, 492780010), (2, 246390005), (5, 98556002), (10, 49278001), (19, 25935790), (38, 12967895), (95, 5187158), (101, 4879010), (190, 2593579), (202, 2439505), (505, 975802), (1010, 487901), (1919, 256790), (3838, 128395), (9595, 51358), (19190, 25679)]