208060970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{123113}}^1$

素因数の和:123146

約数の個数: 24

約数和(自身を含む): 405537516

約数和(自身を除く): 197476546

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 123113, 246226, 615565, 1231130, 1600469, 3200938, 8002345, 16004690, 20806097, 41612194, 104030485, 208060970]

約数ペア:

[(1, 208060970), (2, 104030485), (5, 41612194), (10, 20806097), (13, 16004690), (26, 8002345), (65, 3200938), (130, 1600469), (169, 1231130), (338, 615565), (845, 246226), (1690, 123113)]