22648720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3181}}^1$

素因数の和:3283

約数の個数: 40

約数和(自身を含む): 53266680

約数和(自身を除く): 30617960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3181, 3560, 6362, 7120, 12724, 15905, 25448, 31810, 50896, 63620, 127240, 254480, 283109, 566218, 1132436, 1415545, 2264872, 2831090, 4529744, 5662180, 11324360, 22648720]

約数ペア:

[(1, 22648720), (2, 11324360), (4, 5662180), (5, 4529744), (8, 2831090), (10, 2264872), (16, 1415545), (20, 1132436), (40, 566218), (80, 283109), (89, 254480), (178, 127240), (356, 63620), (445, 50896), (712, 31810), (890, 25448), (1424, 15905), (1780, 12724), (3181, 7120), (3560, 6362)]