15879830

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7121}}^1$

素因数の和:7351

約数の個数: 16

約数和(自身を含む): 28715904

約数和(自身を除く): 12836074

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 7121, 14242, 35605, 71210, 1587983, 3175966, 7939915, 15879830]

約数ペア:

[(1, 15879830), (2, 7939915), (5, 3175966), (10, 1587983), (223, 71210), (446, 35605), (1115, 14242), (2230, 7121)]