20103790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6679}}^1$

素因数の和:6736

約数の個数: 32

約数和(自身を含む): 42324480

約数和(自身を除く): 22220690

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6679, 13358, 33395, 46753, 66790, 93506, 233765, 287197, 467530, 574394, 1435985, 2010379, 2871970, 4020758, 10051895, 20103790]

約数ペア:

[(1, 20103790), (2, 10051895), (5, 4020758), (7, 2871970), (10, 2010379), (14, 1435985), (35, 574394), (43, 467530), (70, 287197), (86, 233765), (215, 93506), (301, 66790), (430, 46753), (602, 33395), (1505, 13358), (3010, 6679)]