490665272

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 1010534400

約数和(自身を除く): 519869128

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 101, 124, 152, 202, 248, 404, 589, 808, 1031, 1178, 1919, 2062, 2356, 3131, 3838, 4124, 4712, 6262, 7676, 8248, 12524, 15352, 19589, 25048, 31961, 39178, 59489, 63922, 78356, 104131, 118978, 127844, 156712, 208262, 237956, 255688, 416524, 475912, 607259, 833048, 1214518, 1978489, 2429036, 3228061, 3956978, 4858072, 6456122, 7913956, 12912244, 15827912, 25824488, 61333159, 122666318, 245332636, 490665272]

約数ペア:

[(1, 490665272), (2, 245332636), (4, 122666318), (8, 61333159), (19, 25824488), (31, 15827912), (38, 12912244), (62, 7913956), (76, 6456122), (101, 4858072), (124, 3956978), (152, 3228061), (202, 2429036), (248, 1978489), (404, 1214518), (589, 833048), (808, 607259), (1031, 475912), (1178, 416524), (1919, 255688), (2062, 237956), (2356, 208262), (3131, 156712), (3838, 127844), (4124, 118978), (4712, 104131), (6262, 78356), (7676, 63922), (8248, 59489), (12524, 39178), (15352, 31961), (19589, 25048)]