9013940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 20958672

約数和(自身を除く): 11944732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 937, 962, 1874, 1924, 2405, 3748, 4685, 4810, 9370, 9620, 12181, 18740, 24362, 34669, 48724, 60905, 69338, 121810, 138676, 173345, 243620, 346690, 450697, 693380, 901394, 1802788, 2253485, 4506970, 9013940]

約数ペア:

[(1, 9013940), (2, 4506970), (4, 2253485), (5, 1802788), (10, 901394), (13, 693380), (20, 450697), (26, 346690), (37, 243620), (52, 173345), (65, 138676), (74, 121810), (130, 69338), (148, 60905), (185, 48724), (260, 34669), (370, 24362), (481, 18740), (740, 12181), (937, 9620), (962, 9370), (1874, 4810), (1924, 4685), (2405, 3748)]