5380540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 12678624

約数和(自身を除く): 7298084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 661, 740, 814, 1322, 1628, 2035, 2644, 3305, 4070, 6610, 7271, 8140, 13220, 14542, 24457, 29084, 36355, 48914, 72710, 97828, 122285, 145420, 244570, 269027, 489140, 538054, 1076108, 1345135, 2690270, 5380540]

約数ペア:

[(1, 5380540), (2, 2690270), (4, 1345135), (5, 1076108), (10, 538054), (11, 489140), (20, 269027), (22, 244570), (37, 145420), (44, 122285), (55, 97828), (74, 72710), (110, 48914), (148, 36355), (185, 29084), (220, 24457), (370, 14542), (407, 13220), (661, 8140), (740, 7271), (814, 6610), (1322, 4070), (1628, 3305), (2035, 2644)]