191013020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{4643}}^1$

素因数の和:4691

約数の個数: 72

約数和(自身を含む): 466944912

約数和(自身を除く): 275931892

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 4643, 8228, 9286, 10285, 18572, 20570, 23215, 41140, 46430, 51073, 78931, 92860, 102146, 157862, 204292, 255365, 315724, 394655, 510730, 561803, 789310, 868241, 1021460, 1123606, 1578620, 1736482, 2247212, 2809015, 3472964, 4341205, 5618030, 8682410, 9550651, 11236060, 17364820, 19101302, 38202604, 47753255, 95506510, 191013020]

約数ペア:

[(1, 191013020), (2, 95506510), (4, 47753255), (5, 38202604), (10, 19101302), (11, 17364820), (17, 11236060), (20, 9550651), (22, 8682410), (34, 5618030), (44, 4341205), (55, 3472964), (68, 2809015), (85, 2247212), (110, 1736482), (121, 1578620), (170, 1123606), (187, 1021460), (220, 868241), (242, 789310), (340, 561803), (374, 510730), (484, 394655), (605, 315724), (748, 255365), (935, 204292), (1210, 157862), (1870, 102146), (2057, 92860), (2420, 78931), (3740, 51073), (4114, 46430), (4643, 41140), (8228, 23215), (9286, 20570), (10285, 18572)]