28645323820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1\times {\mathrm{17989}}^1$

素因数の和:18874

約数の個数: 48

約数和(自身を含む): 60821167680

約数和(自身を除く): 32175843860

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 773, 1030, 1546, 2060, 3092, 3865, 7730, 15460, 17989, 35978, 71956, 79619, 89945, 159238, 179890, 318476, 359780, 398095, 796190, 1592380, 1852867, 3705734, 7411468, 9264335, 13905497, 18528670, 27810994, 37057340, 55621988, 69527485, 139054970, 278109940, 1432266191, 2864532382, 5729064764, 7161330955, 14322661910, 28645323820]

約数ペア:

[(1, 28645323820), (2, 14322661910), (4, 7161330955), (5, 5729064764), (10, 2864532382), (20, 1432266191), (103, 278109940), (206, 139054970), (412, 69527485), (515, 55621988), (773, 37057340), (1030, 27810994), (1546, 18528670), (2060, 13905497), (3092, 9264335), (3865, 7411468), (7730, 3705734), (15460, 1852867), (17989, 1592380), (35978, 796190), (71956, 398095), (79619, 359780), (89945, 318476), (159238, 179890)]