69809320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{35617}}^1$

素因数の和:35642

約数の個数: 48

約数和(自身を含む): 182720340

約数和(自身を除く): 112911020

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, 35617, 71234, 142468, 178085, 249319, 284936, 356170, 498638, 712340, 997276, 1246595, 1424680, 1745233, 1994552, 2493190, 3490466, 4986380, 6980932, 8726165, 9972760, 13961864, 17452330, 34904660, 69809320]

約数ペア:

[(1, 69809320), (2, 34904660), (4, 17452330), (5, 13961864), (7, 9972760), (8, 8726165), (10, 6980932), (14, 4986380), (20, 3490466), (28, 2493190), (35, 1994552), (40, 1745233), (49, 1424680), (56, 1246595), (70, 997276), (98, 712340), (140, 498638), (196, 356170), (245, 284936), (280, 249319), (392, 178085), (490, 142468), (980, 71234), (1960, 35617)]