388442820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223243}}^1$

素因数の和:223284

約数の個数: 48

約数和(自身を含む): 1125149760

約数和(自身を除く): 736706940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 223243, 446486, 669729, 892972, 1116215, 1339458, 2232430, 2678916, 3348645, 4464860, 6474047, 6697290, 12948094, 13394580, 19422141, 25896188, 32370235, 38844282, 64740470, 77688564, 97110705, 129480940, 194221410, 388442820]

約数ペア:

[(1, 388442820), (2, 194221410), (3, 129480940), (4, 97110705), (5, 77688564), (6, 64740470), (10, 38844282), (12, 32370235), (15, 25896188), (20, 19422141), (29, 13394580), (30, 12948094), (58, 6697290), (60, 6474047), (87, 4464860), (116, 3348645), (145, 2678916), (174, 2232430), (290, 1339458), (348, 1116215), (435, 892972), (580, 669729), (870, 446486), (1740, 223243)]