290378032

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{55163}}^1$

素因数の和:55225

約数の個数: 40

約数和(自身を含む): 656672256

約数和(自身を除く): 366294224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 55163, 110326, 220652, 386141, 441304, 772282, 882608, 1544564, 2592661, 3089128, 5185322, 6178256, 10370644, 18148627, 20741288, 36297254, 41482576, 72594508, 145189016, 290378032]

約数ペア:

[(1, 290378032), (2, 145189016), (4, 72594508), (7, 41482576), (8, 36297254), (14, 20741288), (16, 18148627), (28, 10370644), (47, 6178256), (56, 5185322), (94, 3089128), (112, 2592661), (188, 1544564), (329, 882608), (376, 772282), (658, 441304), (752, 386141), (1316, 220652), (2632, 110326), (5264, 55163)]