5280370420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{18313}}^1$

素因数の和:19444

約数の個数: 48

約数和(自身を含む): 11953181520

約数和(自身を除く): 6672811100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1109, 2218, 4436, 5545, 11090, 14417, 18313, 22180, 28834, 36626, 57668, 72085, 73252, 91565, 144170, 183130, 238069, 288340, 366260, 476138, 952276, 1190345, 2380690, 4761380, 20309117, 40618234, 81236468, 101545585, 203091170, 264018521, 406182340, 528037042, 1056074084, 1320092605, 2640185210, 5280370420]

約数ペア:

[(1, 5280370420), (2, 2640185210), (4, 1320092605), (5, 1056074084), (10, 528037042), (13, 406182340), (20, 264018521), (26, 203091170), (52, 101545585), (65, 81236468), (130, 40618234), (260, 20309117), (1109, 4761380), (2218, 2380690), (4436, 1190345), (5545, 952276), (11090, 476138), (14417, 366260), (18313, 288340), (22180, 238069), (28834, 183130), (36626, 144170), (57668, 91565), (72085, 73252)]