30143380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{88657}}^1$

素因数の和:88683

約数の個数: 24

約数和(自身を含む): 67025448

約数和(自身を除く): 36882068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 88657, 177314, 354628, 443285, 886570, 1507169, 1773140, 3014338, 6028676, 7535845, 15071690, 30143380]

約数ペア:

[(1, 30143380), (2, 15071690), (4, 7535845), (5, 6028676), (10, 3014338), (17, 1773140), (20, 1507169), (34, 886570), (68, 443285), (85, 354628), (170, 177314), (340, 88657)]