353860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 800856

約数和(自身を除く): 446996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1361, 2722, 5444, 6805, 13610, 17693, 27220, 35386, 70772, 88465, 176930, 353860]

約数ペア:

[(1, 353860), (2, 176930), (4, 88465), (5, 70772), (10, 35386), (13, 27220), (20, 17693), (26, 13610), (52, 6805), (65, 5444), (130, 2722), (260, 1361)]