1680971288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1277}}^1\times {\mathrm{9679}}^1$

素因数の和:10979

約数の個数: 32

約数和(自身を含む): 3340180800

約数和(自身を除く): 1659209512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1277, 2554, 5108, 9679, 10216, 19358, 21709, 38716, 43418, 77432, 86836, 164543, 173672, 329086, 658172, 1316344, 12360083, 24720166, 49440332, 98880664, 210121411, 420242822, 840485644, 1680971288]

約数ペア:

[(1, 1680971288), (2, 840485644), (4, 420242822), (8, 210121411), (17, 98880664), (34, 49440332), (68, 24720166), (136, 12360083), (1277, 1316344), (2554, 658172), (5108, 329086), (9679, 173672), (10216, 164543), (19358, 86836), (21709, 77432), (38716, 43418)]