2227618400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{56827}}^1$

素因数の和:56861

約数の個数: 108

約数和(自身を含む): 6326149788

約数和(自身を除く): 4098531388

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5600, 7840, 9800, 19600, 39200, 56827, 113654, 227308, 284135, 397789, 454616, 568270, 795578, 909232, 1136540, 1420675, 1591156, 1818464, 1988945, 2273080, 2784523, 2841350, 3182312, 3977890, 4546160, 5569046, 5682700, 6364624, 7955780, 9092320, 9944725, 11138092, 11365400, 12729248, 13922615, 15911560, 19889450, 22276184, 22730800, 27845230, 31823120, 39778900, 44552368, 45461600, 55690460, 63646240, 69613075, 79557800, 89104736, 111380920, 139226150, 159115600, 222761840, 278452300, 318231200, 445523680, 556904600, 1113809200, 2227618400]

約数ペア:

[(1, 2227618400), (2, 1113809200), (4, 556904600), (5, 445523680), (7, 318231200), (8, 278452300), (10, 222761840), (14, 159115600), (16, 139226150), (20, 111380920), (25, 89104736), (28, 79557800), (32, 69613075), (35, 63646240), (40, 55690460), (49, 45461600), (50, 44552368), (56, 39778900), (70, 31823120), (80, 27845230), (98, 22730800), (100, 22276184), (112, 19889450), (140, 15911560), (160, 13922615), (175, 12729248), (196, 11365400), (200, 11138092), (224, 9944725), (245, 9092320), (280, 7955780), (350, 6364624), (392, 5682700), (400, 5569046), (490, 4546160), (560, 3977890), (700, 3182312), (784, 2841350), (800, 2784523), (980, 2273080), (1120, 1988945), (1225, 1818464), (1400, 1591156), (1568, 1420675), (1960, 1136540), (2450, 909232), (2800, 795578), (3920, 568270), (4900, 454616), (5600, 397789), (7840, 284135), (9800, 227308), (19600, 113654), (39200, 56827)]