2290400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{409}}^1$

素因数の和:436

約数の個数: 72

約数和(自身を含む): 6405840

約数和(自身を除く): 4115440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 409, 560, 700, 800, 818, 1120, 1400, 1636, 2045, 2800, 2863, 3272, 4090, 5600, 5726, 6544, 8180, 10225, 11452, 13088, 14315, 16360, 20450, 22904, 28630, 32720, 40900, 45808, 57260, 65440, 71575, 81800, 91616, 114520, 143150, 163600, 229040, 286300, 327200, 458080, 572600, 1145200, 2290400]

約数ペア:

[(1, 2290400), (2, 1145200), (4, 572600), (5, 458080), (7, 327200), (8, 286300), (10, 229040), (14, 163600), (16, 143150), (20, 114520), (25, 91616), (28, 81800), (32, 71575), (35, 65440), (40, 57260), (50, 45808), (56, 40900), (70, 32720), (80, 28630), (100, 22904), (112, 20450), (140, 16360), (160, 14315), (175, 13088), (200, 11452), (224, 10225), (280, 8180), (350, 6544), (400, 5726), (409, 5600), (560, 4090), (700, 3272), (800, 2863), (818, 2800), (1120, 2045), (1400, 1636)]