29920540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115079}}^1$

素因数の和:115101

約数の個数: 24

約数和(自身を含む): 67667040

約数和(自身を除く): 37746500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 115079, 230158, 460316, 575395, 1150790, 1496027, 2301580, 2992054, 5984108, 7480135, 14960270, 29920540]

約数ペア:

[(1, 29920540), (2, 14960270), (4, 7480135), (5, 5984108), (10, 2992054), (13, 2301580), (20, 1496027), (26, 1150790), (52, 575395), (65, 460316), (130, 230158), (260, 115079)]