139607870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{2089}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 259126560

約数和(自身を除く): 119518690

約数列:

[1, 2, 5, 10, 41, 82, 163, 205, 326, 410, 815, 1630, 2089, 4178, 6683, 10445, 13366, 20890, 33415, 66830, 85649, 171298, 340507, 428245, 681014, 856490, 1702535, 3405070, 13960787, 27921574, 69803935, 139607870]

約数ペア:

[(1, 139607870), (2, 69803935), (5, 27921574), (10, 13960787), (41, 3405070), (82, 1702535), (163, 856490), (205, 681014), (326, 428245), (410, 340507), (815, 171298), (1630, 85649), (2089, 66830), (4178, 33415), (6683, 20890), (10445, 13366)]