2160998785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{1187}}^1$

素因数の和:1701

約数の個数: 32

約数和(自身を含む): 2874009600

約数和(自身を除く): 713010815

約数列:

[1, 5, 11, 55, 79, 395, 419, 869, 1187, 2095, 4345, 4609, 5935, 13057, 23045, 33101, 65285, 93773, 165505, 364111, 468865, 497353, 1031503, 1820555, 2486765, 5157515, 5470883, 27354415, 39290887, 196454435, 432199757, 2160998785]

約数ペア:

[(1, 2160998785), (5, 432199757), (11, 196454435), (55, 39290887), (79, 27354415), (395, 5470883), (419, 5157515), (869, 2486765), (1187, 1820555), (2095, 1031503), (4345, 497353), (4609, 468865), (5935, 364111), (13057, 165505), (23045, 93773), (33101, 65285)]