30875810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2239}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 32991070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2239, 2758, 4478, 6895, 11195, 13790, 15673, 22390, 31346, 78365, 156730, 441083, 882166, 2205415, 3087581, 4410830, 6175162, 15437905, 30875810]

約数ペア:

[(1, 30875810), (2, 15437905), (5, 6175162), (7, 4410830), (10, 3087581), (14, 2205415), (35, 882166), (70, 441083), (197, 156730), (394, 78365), (985, 31346), (1379, 22390), (1970, 15673), (2239, 13790), (2758, 11195), (4478, 6895)]