2018983010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{72547}}^1$

素因数の和:72599

約数の個数: 48

約数和(自身を含む): 4168317888

約数和(自身を除く): 2149334878

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 5566, 13915, 27830, 72547, 145094, 362735, 725470, 798017, 1596034, 1668581, 3337162, 3990085, 7980170, 8342905, 8778187, 16685810, 17556374, 18354391, 36708782, 43890935, 87781870, 91771955, 183543910, 201898301, 403796602, 1009491505, 2018983010]

約数ペア:

[(1, 2018983010), (2, 1009491505), (5, 403796602), (10, 201898301), (11, 183543910), (22, 91771955), (23, 87781870), (46, 43890935), (55, 36708782), (110, 18354391), (115, 17556374), (121, 16685810), (230, 8778187), (242, 8342905), (253, 7980170), (506, 3990085), (605, 3337162), (1210, 1668581), (1265, 1596034), (2530, 798017), (2783, 725470), (5566, 362735), (13915, 145094), (27830, 72547)]