201209100470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2874415721}}^1$

素因数の和:2874415735

約数の個数: 16

約数和(自身を含む): 413915863968

約数和(自身を除く): 212706763498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2874415721, 5748831442, 14372078605, 20120910047, 28744157210, 40241820094, 100604550235, 201209100470]

約数ペア:

[(1, 201209100470), (2, 100604550235), (5, 40241820094), (7, 28744157210), (10, 20120910047), (14, 14372078605), (35, 5748831442), (70, 2874415721)]