444380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 988848

約数和(自身を除く): 544468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1307, 2614, 5228, 6535, 13070, 22219, 26140, 44438, 88876, 111095, 222190, 444380]

約数ペア:

[(1, 444380), (2, 222190), (4, 111095), (5, 88876), (10, 44438), (17, 26140), (20, 22219), (34, 13070), (68, 6535), (85, 5228), (170, 2614), (340, 1307)]