214954820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{104347}}^1$

素因数の和:104459

約数の個数: 24

約数和(自身を含む): 455792064

約数和(自身を除く): 240837244

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 104347, 208694, 417388, 521735, 1043470, 2086940, 10747741, 21495482, 42990964, 53738705, 107477410, 214954820]

約数ペア:

[(1, 214954820), (2, 107477410), (4, 53738705), (5, 42990964), (10, 21495482), (20, 10747741), (103, 2086940), (206, 1043470), (412, 521735), (515, 417388), (1030, 208694), (2060, 104347)]