78320020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230353}}^1$

素因数の和:230379

約数の個数: 24

約数和(自身を含む): 174147624

約数和(自身を除く): 95827604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230353, 460706, 921412, 1151765, 2303530, 3916001, 4607060, 7832002, 15664004, 19580005, 39160010, 78320020]

約数ペア:

[(1, 78320020), (2, 39160010), (4, 19580005), (5, 15664004), (10, 7832002), (17, 4607060), (20, 3916001), (34, 2303530), (68, 1151765), (85, 921412), (170, 460706), (340, 230353)]