121509860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{90679}}^1$

素因数の和:90755

約数の個数: 24

約数和(自身を含む): 258982080

約数和(自身を除く): 137472220

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 90679, 181358, 362716, 453395, 906790, 1813580, 6075493, 12150986, 24301972, 30377465, 60754930, 121509860]

約数ペア:

[(1, 121509860), (2, 60754930), (4, 30377465), (5, 24301972), (10, 12150986), (20, 6075493), (67, 1813580), (134, 906790), (268, 453395), (335, 362716), (670, 181358), (1340, 90679)]