2017520470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28821721}}^1$

素因数の和:28821735

約数の個数: 16

約数和(自身を含む): 4150327968

約数和(自身を除く): 2132807498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28821721, 57643442, 144108605, 201752047, 288217210, 403504094, 1008760235, 2017520470]

約数ペア:

[(1, 2017520470), (2, 1008760235), (5, 403504094), (7, 288217210), (10, 201752047), (14, 144108605), (35, 57643442), (70, 28821721)]