23670520

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1373}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 53421120

約数和(自身を除く): 29750600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1373, 1724, 2155, 2746, 3448, 4310, 5492, 6865, 8620, 10984, 13730, 17240, 27460, 54920, 591763, 1183526, 2367052, 2958815, 4734104, 5917630, 11835260, 23670520]

約数ペア:

[(1, 23670520), (2, 11835260), (4, 5917630), (5, 4734104), (8, 2958815), (10, 2367052), (20, 1183526), (40, 591763), (431, 54920), (862, 27460), (1373, 17240), (1724, 13730), (2155, 10984), (2746, 8620), (3448, 6865), (4310, 5492)]