138815697220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{571211}}^1$

素因数の和:571668

約数の個数: 48

約数和(自身を含む): 302285390400

約数和(自身を除く): 163469693180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 419, 580, 838, 1676, 2095, 4190, 8380, 12151, 24302, 48604, 60755, 121510, 243020, 571211, 1142422, 2284844, 2856055, 5712110, 11424220, 16565119, 33130238, 66260476, 82825595, 165651190, 239337409, 331302380, 478674818, 957349636, 1196687045, 2393374090, 4786748180, 6940784861, 13881569722, 27763139444, 34703924305, 69407848610, 138815697220]

約数ペア:

[(1, 138815697220), (2, 69407848610), (4, 34703924305), (5, 27763139444), (10, 13881569722), (20, 6940784861), (29, 4786748180), (58, 2393374090), (116, 1196687045), (145, 957349636), (290, 478674818), (419, 331302380), (580, 239337409), (838, 165651190), (1676, 82825595), (2095, 66260476), (4190, 33130238), (8380, 16565119), (12151, 11424220), (24302, 5712110), (48604, 2856055), (60755, 2284844), (121510, 1142422), (243020, 571211)]