7850648680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4005433}}^1$

素因数の和:4005458

約数の個数: 48

約数和(自身を含む): 20547876420

約数和(自身を除く): 12697227740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4005433, 8010866, 16021732, 20027165, 28038031, 32043464, 40054330, 56076062, 80108660, 112152124, 140190155, 160217320, 196266217, 224304248, 280380310, 392532434, 560760620, 785064868, 981331085, 1121521240, 1570129736, 1962662170, 3925324340, 7850648680]

約数ペア:

[(1, 7850648680), (2, 3925324340), (4, 1962662170), (5, 1570129736), (7, 1121521240), (8, 981331085), (10, 785064868), (14, 560760620), (20, 392532434), (28, 280380310), (35, 224304248), (40, 196266217), (49, 160217320), (56, 140190155), (70, 112152124), (98, 80108660), (140, 56076062), (196, 40054330), (245, 32043464), (280, 28038031), (392, 20027165), (490, 16021732), (980, 8010866), (1960, 4005433)]