530054840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1999}}^1$

素因数の和:2964

約数の個数: 64

約数和(自身を含む): 1365120000

約数和(自身を除く): 835065160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 947, 1894, 1999, 3788, 3998, 4735, 6629, 7576, 7996, 9470, 9995, 13258, 13993, 15992, 18940, 19990, 26516, 27986, 33145, 37880, 39980, 53032, 55972, 66290, 69965, 79960, 111944, 132580, 139930, 265160, 279860, 559720, 1893053, 3786106, 7572212, 9465265, 13251371, 15144424, 18930530, 26502742, 37861060, 53005484, 66256855, 75722120, 106010968, 132513710, 265027420, 530054840]

約数ペア:

[(1, 530054840), (2, 265027420), (4, 132513710), (5, 106010968), (7, 75722120), (8, 66256855), (10, 53005484), (14, 37861060), (20, 26502742), (28, 18930530), (35, 15144424), (40, 13251371), (56, 9465265), (70, 7572212), (140, 3786106), (280, 1893053), (947, 559720), (1894, 279860), (1999, 265160), (3788, 139930), (3998, 132580), (4735, 111944), (6629, 79960), (7576, 69965), (7996, 66290), (9470, 55972), (9995, 53032), (13258, 39980), (13993, 37880), (15992, 33145), (18940, 27986), (19990, 26516)]