4008200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{409}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 10867050

約数和(自身を除く): 6858850

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 409, 490, 700, 818, 980, 1225, 1400, 1636, 1960, 2045, 2450, 2863, 3272, 4090, 4900, 5726, 8180, 9800, 10225, 11452, 14315, 16360, 20041, 20450, 22904, 28630, 40082, 40900, 57260, 71575, 80164, 81800, 100205, 114520, 143150, 160328, 200410, 286300, 400820, 501025, 572600, 801640, 1002050, 2004100, 4008200]

約数ペア:

[(1, 4008200), (2, 2004100), (4, 1002050), (5, 801640), (7, 572600), (8, 501025), (10, 400820), (14, 286300), (20, 200410), (25, 160328), (28, 143150), (35, 114520), (40, 100205), (49, 81800), (50, 80164), (56, 71575), (70, 57260), (98, 40900), (100, 40082), (140, 28630), (175, 22904), (196, 20450), (200, 20041), (245, 16360), (280, 14315), (350, 11452), (392, 10225), (409, 9800), (490, 8180), (700, 5726), (818, 4900), (980, 4090), (1225, 3272), (1400, 2863), (1636, 2450), (1960, 2045)]