20190930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2939}}^1$

素因数の和:3178

約数の個数: 32

約数和(自身を含む): 48686400

約数和(自身を除く): 28495470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 229, 458, 687, 1145, 1374, 2290, 2939, 3435, 5878, 6870, 8817, 14695, 17634, 29390, 44085, 88170, 673031, 1346062, 2019093, 3365155, 4038186, 6730310, 10095465, 20190930]

約数ペア:

[(1, 20190930), (2, 10095465), (3, 6730310), (5, 4038186), (6, 3365155), (10, 2019093), (15, 1346062), (30, 673031), (229, 88170), (458, 44085), (687, 29390), (1145, 17634), (1374, 14695), (2290, 8817), (2939, 6870), (3435, 5878)]