1330371940

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{151523}}^1$

素因数の和:151971

約数の個数: 24

約数和(自身を含む): 2800163520

約数和(自身を除く): 1469791580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 151523, 303046, 606092, 757615, 1515230, 3030460, 66518597, 133037194, 266074388, 332592985, 665185970, 1330371940]

約数ペア:

[(1, 1330371940), (2, 665185970), (4, 332592985), (5, 266074388), (10, 133037194), (20, 66518597), (439, 3030460), (878, 1515230), (1756, 757615), (2195, 606092), (4390, 303046), (8780, 151523)]