11973940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 28191744

約数和(自身を除く): 16217804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1471, 1628, 2035, 2942, 4070, 5884, 7355, 8140, 14710, 16181, 29420, 32362, 54427, 64724, 80905, 108854, 161810, 217708, 272135, 323620, 544270, 598697, 1088540, 1197394, 2394788, 2993485, 5986970, 11973940]

約数ペア:

[(1, 11973940), (2, 5986970), (4, 2993485), (5, 2394788), (10, 1197394), (11, 1088540), (20, 598697), (22, 544270), (37, 323620), (44, 272135), (55, 217708), (74, 161810), (110, 108854), (148, 80905), (185, 64724), (220, 54427), (370, 32362), (407, 29420), (740, 16181), (814, 14710), (1471, 8140), (1628, 7355), (2035, 5884), (2942, 4070)]