39377540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 85300992

約数和(自身を除く): 45923452

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 257, 326, 470, 514, 652, 815, 940, 1028, 1285, 1630, 2570, 3260, 5140, 7661, 12079, 15322, 24158, 30644, 38305, 41891, 48316, 60395, 76610, 83782, 120790, 153220, 167564, 209455, 241580, 418910, 837820, 1968877, 3937754, 7875508, 9844385, 19688770, 39377540]

約数ペア:

[(1, 39377540), (2, 19688770), (4, 9844385), (5, 7875508), (10, 3937754), (20, 1968877), (47, 837820), (94, 418910), (163, 241580), (188, 209455), (235, 167564), (257, 153220), (326, 120790), (470, 83782), (514, 76610), (652, 60395), (815, 48316), (940, 41891), (1028, 38305), (1285, 30644), (1630, 24158), (2570, 15322), (3260, 12079), (5140, 7661)]