922480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:913

約数の個数: 40

約数和(自身を含む): 2312352

約数和(自身を除く): 1389872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 887, 1040, 1774, 3548, 4435, 7096, 8870, 11531, 14192, 17740, 23062, 35480, 46124, 57655, 70960, 92248, 115310, 184496, 230620, 461240, 922480]

約数ペア:

[(1, 922480), (2, 461240), (4, 230620), (5, 184496), (8, 115310), (10, 92248), (13, 70960), (16, 57655), (20, 46124), (26, 35480), (40, 23062), (52, 17740), (65, 14192), (80, 11531), (104, 8870), (130, 7096), (208, 4435), (260, 3548), (520, 1774), (887, 1040)]