889747190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{307871}}^1$

素因数の和:307912

約数の個数: 24

約数和(自身を含む): 1701300672

約数和(自身を除く): 811553482

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 307871, 615742, 1539355, 3078710, 5233807, 10467614, 26169035, 52338070, 88974719, 177949438, 444873595, 889747190]

約数ペア:

[(1, 889747190), (2, 444873595), (5, 177949438), (10, 88974719), (17, 52338070), (34, 26169035), (85, 10467614), (170, 5233807), (289, 3078710), (578, 1539355), (1445, 615742), (2890, 307871)]