13617820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 30209760

約数和(自身を除く): 16591940

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 443, 530, 580, 886, 1060, 1537, 1772, 2215, 3074, 4430, 6148, 7685, 8860, 12847, 15370, 23479, 25694, 30740, 46958, 51388, 64235, 93916, 117395, 128470, 234790, 256940, 469580, 680891, 1361782, 2723564, 3404455, 6808910, 13617820]

約数ペア:

[(1, 13617820), (2, 6808910), (4, 3404455), (5, 2723564), (10, 1361782), (20, 680891), (29, 469580), (53, 256940), (58, 234790), (106, 128470), (116, 117395), (145, 93916), (212, 64235), (265, 51388), (290, 46958), (443, 30740), (530, 25694), (580, 23479), (886, 15370), (1060, 12847), (1537, 8860), (1772, 7685), (2215, 6148), (3074, 4430)]