200919620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24683}}^1$

素因数の和:24740

約数の個数: 48

約数和(自身を含む): 472747968

約数和(自身を除く): 271828348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 24683, 49366, 98732, 123415, 246830, 271513, 493660, 543026, 913271, 1086052, 1357565, 1826542, 2715130, 3653084, 4566355, 5430260, 9132710, 10045981, 18265420, 20091962, 40183924, 50229905, 100459810, 200919620]

約数ペア:

[(1, 200919620), (2, 100459810), (4, 50229905), (5, 40183924), (10, 20091962), (11, 18265420), (20, 10045981), (22, 9132710), (37, 5430260), (44, 4566355), (55, 3653084), (74, 2715130), (110, 1826542), (148, 1357565), (185, 1086052), (220, 913271), (370, 543026), (407, 493660), (740, 271513), (814, 246830), (1628, 123415), (2035, 98732), (4070, 49366), (8140, 24683)]