7144540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27479}}^1$

素因数の和:27501

約数の個数: 24

約数和(自身を含む): 16158240

約数和(自身を除く): 9013700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27479, 54958, 109916, 137395, 274790, 357227, 549580, 714454, 1428908, 1786135, 3572270, 7144540]

約数ペア:

[(1, 7144540), (2, 3572270), (4, 1786135), (5, 1428908), (10, 714454), (13, 549580), (20, 357227), (26, 274790), (52, 137395), (65, 109916), (130, 54958), (260, 27479)]