289759220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{852233}}^1$

素因数の和:852259

約数の個数: 24

約数和(自身を含む): 644288904

約数和(自身を除く): 354529684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 852233, 1704466, 3408932, 4261165, 8522330, 14487961, 17044660, 28975922, 57951844, 72439805, 144879610, 289759220]

約数ペア:

[(1, 289759220), (2, 144879610), (4, 72439805), (5, 57951844), (10, 28975922), (17, 17044660), (20, 14487961), (34, 8522330), (68, 4261165), (85, 3408932), (170, 1704466), (340, 852233)]