20921380860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348689681}}^1$

素因数の和:348689693

約数の個数: 24

約数和(自身を含む): 58579866576

約数和(自身を除く): 37658485716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348689681, 697379362, 1046069043, 1394758724, 1743448405, 2092138086, 3486896810, 4184276172, 5230345215, 6973793620, 10460690430, 20921380860]

約数ペア:

[(1, 20921380860), (2, 10460690430), (3, 6973793620), (4, 5230345215), (5, 4184276172), (6, 3486896810), (10, 2092138086), (12, 1743448405), (15, 1394758724), (20, 1046069043), (30, 697379362), (60, 348689681)]