990749184

素因数分解:

$2^9\times 3^1\times {\mathrm{645019}}^1$

素因数の和:645040

約数の個数: 40

約数和(自身を含む): 2639421840

約数和(自身を除く): 1648672656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 645019, 1290038, 1935057, 2580076, 3870114, 5160152, 7740228, 10320304, 15480456, 20640608, 30960912, 41281216, 61921824, 82562432, 123843648, 165124864, 247687296, 330249728, 495374592, 990749184]

約数ペア:

[(1, 990749184), (2, 495374592), (3, 330249728), (4, 247687296), (6, 165124864), (8, 123843648), (12, 82562432), (16, 61921824), (24, 41281216), (32, 30960912), (48, 20640608), (64, 15480456), (96, 10320304), (128, 7740228), (192, 5160152), (256, 3870114), (384, 2580076), (512, 1935057), (768, 1290038), (1536, 645019)]