1228630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:760

約数の個数: 24

約数和(自身を含む): 2398032

約数和(自身を除く): 1169402

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 727, 845, 1454, 1690, 3635, 7270, 9451, 18902, 47255, 94510, 122863, 245726, 614315, 1228630]

約数ペア:

[(1, 1228630), (2, 614315), (5, 245726), (10, 122863), (13, 94510), (26, 47255), (65, 18902), (130, 9451), (169, 7270), (338, 3635), (727, 1690), (845, 1454)]