1282580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4933}}^1$

素因数の和:4955

約数の個数: 24

約数和(自身を含む): 2901192

約数和(自身を除く): 1618612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4933, 9866, 19732, 24665, 49330, 64129, 98660, 128258, 256516, 320645, 641290, 1282580]

約数ペア:

[(1, 1282580), (2, 641290), (4, 320645), (5, 256516), (10, 128258), (13, 98660), (20, 64129), (26, 49330), (52, 24665), (65, 19732), (130, 9866), (260, 4933)]