200620468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5009}}^1$

素因数の和:5080

約数の個数: 48

約数和(自身を含む): 404006400

約数和(自身を除く): 203385932

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 527, 589, 646, 1054, 1178, 1292, 2108, 2356, 5009, 10013, 10018, 20026, 20036, 40052, 85153, 95171, 155279, 170306, 190342, 310558, 340612, 380684, 621116, 1617907, 2639743, 2950301, 3235814, 5279486, 5900602, 6471628, 10558972, 11801204, 50155117, 100310234, 200620468]

約数ペア:

[(1, 200620468), (2, 100310234), (4, 50155117), (17, 11801204), (19, 10558972), (31, 6471628), (34, 5900602), (38, 5279486), (62, 3235814), (68, 2950301), (76, 2639743), (124, 1617907), (323, 621116), (527, 380684), (589, 340612), (646, 310558), (1054, 190342), (1178, 170306), (1292, 155279), (2108, 95171), (2356, 85153), (5009, 40052), (10013, 20036), (10018, 20026)]