1330662140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{747563}}^1$

素因数の和:747661

約数の個数: 24

約数和(自身を含む): 2825791920

約数和(自身を除く): 1495129780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 747563, 1495126, 2990252, 3737815, 7475630, 14951260, 66533107, 133066214, 266132428, 332665535, 665331070, 1330662140]

約数ペア:

[(1, 1330662140), (2, 665331070), (4, 332665535), (5, 266132428), (10, 133066214), (20, 66533107), (89, 14951260), (178, 7475630), (356, 3737815), (445, 2990252), (890, 1495126), (1780, 747563)]