189742780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{558067}}^1$

素因数の和:558093

約数の個数: 24

約数和(自身を含む): 421899408

約数和(自身を除く): 232156628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 558067, 1116134, 2232268, 2790335, 5580670, 9487139, 11161340, 18974278, 37948556, 47435695, 94871390, 189742780]

約数ペア:

[(1, 189742780), (2, 94871390), (4, 47435695), (5, 37948556), (10, 18974278), (17, 11161340), (20, 9487139), (34, 5580670), (68, 2790335), (85, 2232268), (170, 1116134), (340, 558067)]