2019269740

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{224863}}^1$

素因数の和:225321

約数の個数: 24

約数和(自身を含む): 4249929600

約数和(自身を除く): 2230659860

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 224863, 449726, 899452, 1124315, 2248630, 4497260, 100963487, 201926974, 403853948, 504817435, 1009634870, 2019269740]

約数ペア:

[(1, 2019269740), (2, 1009634870), (4, 504817435), (5, 403853948), (10, 201926974), (20, 100963487), (449, 4497260), (898, 2248630), (1796, 1124315), (2245, 899452), (4490, 449726), (8980, 224863)]