12222400

素因数分解:

$2^6\times 5^2\times {\mathrm{7639}}^1$

素因数の和:7661

約数の個数: 42

約数和(自身を含む): 30078680

約数和(自身を除く): 17856280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 7639, 15278, 30556, 38195, 61112, 76390, 122224, 152780, 190975, 244448, 305560, 381950, 488896, 611120, 763900, 1222240, 1527800, 2444480, 3055600, 6111200, 12222400]

約数ペア:

[(1, 12222400), (2, 6111200), (4, 3055600), (5, 2444480), (8, 1527800), (10, 1222240), (16, 763900), (20, 611120), (25, 488896), (32, 381950), (40, 305560), (50, 244448), (64, 190975), (80, 152780), (100, 122224), (160, 76390), (200, 61112), (320, 38195), (400, 30556), (800, 15278), (1600, 7639)]