57516940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221219}}^1$

素因数の和:221241

約数の個数: 24

約数和(自身を含む): 130077360

約数和(自身を除く): 72560420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 221219, 442438, 884876, 1106095, 2212190, 2875847, 4424380, 5751694, 11503388, 14379235, 28758470, 57516940]

約数ペア:

[(1, 57516940), (2, 28758470), (4, 14379235), (5, 11503388), (10, 5751694), (13, 4424380), (20, 2875847), (26, 2212190), (52, 1106095), (65, 884876), (130, 442438), (260, 221219)]