764117540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{3163}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 1645684992

約数和(自身を除く): 881567452

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 257, 470, 514, 940, 1028, 1285, 2570, 3163, 5140, 6326, 12079, 12652, 15815, 24158, 31630, 48316, 60395, 63260, 120790, 148661, 241580, 297322, 594644, 743305, 812891, 1486610, 1625782, 2973220, 3251564, 4064455, 8128910, 16257820, 38205877, 76411754, 152823508, 191029385, 382058770, 764117540]

約数ペア:

[(1, 764117540), (2, 382058770), (4, 191029385), (5, 152823508), (10, 76411754), (20, 38205877), (47, 16257820), (94, 8128910), (188, 4064455), (235, 3251564), (257, 2973220), (470, 1625782), (514, 1486610), (940, 812891), (1028, 743305), (1285, 594644), (2570, 297322), (3163, 241580), (5140, 148661), (6326, 120790), (12079, 63260), (12652, 60395), (15815, 48316), (24158, 31630)]