1040434640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{265417}}^1$

素因数の和:265444

約数の個数: 60

約数和(自身を含む): 2813961636

約数和(自身を除く): 1773526996

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 265417, 530834, 1061668, 1327085, 1857919, 2123336, 2654170, 3715838, 4246672, 5308340, 7431676, 9289595, 10616680, 13005433, 14863352, 18579190, 21233360, 26010866, 29726704, 37158380, 52021732, 65027165, 74316760, 104043464, 130054330, 148633520, 208086928, 260108660, 520217320, 1040434640]

約数ペア:

[(1, 1040434640), (2, 520217320), (4, 260108660), (5, 208086928), (7, 148633520), (8, 130054330), (10, 104043464), (14, 74316760), (16, 65027165), (20, 52021732), (28, 37158380), (35, 29726704), (40, 26010866), (49, 21233360), (56, 18579190), (70, 14863352), (80, 13005433), (98, 10616680), (112, 9289595), (140, 7431676), (196, 5308340), (245, 4246672), (280, 3715838), (392, 2654170), (490, 2123336), (560, 1857919), (784, 1327085), (980, 1061668), (1960, 530834), (3920, 265417)]