7830420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10039}}^1$

素因数の和:10064

約数の個数: 48

約数和(自身を含む): 23614080

約数和(自身を除く): 15783660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10039, 20078, 30117, 40156, 50195, 60234, 100390, 120468, 130507, 150585, 200780, 261014, 301170, 391521, 522028, 602340, 652535, 783042, 1305070, 1566084, 1957605, 2610140, 3915210, 7830420]

約数ペア:

[(1, 7830420), (2, 3915210), (3, 2610140), (4, 1957605), (5, 1566084), (6, 1305070), (10, 783042), (12, 652535), (13, 602340), (15, 522028), (20, 391521), (26, 301170), (30, 261014), (39, 200780), (52, 150585), (60, 130507), (65, 120468), (78, 100390), (130, 60234), (156, 50195), (195, 40156), (260, 30117), (390, 20078), (780, 10039)]