2389402004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 4778398464

約数和(自身を除く): 2388996460

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 163, 242, 326, 341, 484, 652, 682, 977, 1364, 1793, 1954, 3586, 3751, 3908, 5053, 7172, 7502, 10106, 10747, 15004, 19723, 20212, 21494, 30287, 39446, 42988, 55583, 60574, 78892, 111166, 118217, 121148, 159251, 222332, 236434, 318502, 333157, 472868, 611413, 637004, 666314, 1222826, 1332628, 1751761, 2445652, 3503522, 3664727, 4936781, 7007044, 7329454, 9873562, 14658908, 19269371, 19747124, 38538742, 54304591, 77077484, 108609182, 217218364, 597350501, 1194701002, 2389402004]

約数ペア:

[(1, 2389402004), (2, 1194701002), (4, 597350501), (11, 217218364), (22, 108609182), (31, 77077484), (44, 54304591), (62, 38538742), (121, 19747124), (124, 19269371), (163, 14658908), (242, 9873562), (326, 7329454), (341, 7007044), (484, 4936781), (652, 3664727), (682, 3503522), (977, 2445652), (1364, 1751761), (1793, 1332628), (1954, 1222826), (3586, 666314), (3751, 637004), (3908, 611413), (5053, 472868), (7172, 333157), (7502, 318502), (10106, 236434), (10747, 222332), (15004, 159251), (19723, 121148), (20212, 118217), (21494, 111166), (30287, 78892), (39446, 60574), (42988, 55583)]