194919080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 448424640

約数和(自身を除く): 253505560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 257, 268, 283, 335, 514, 536, 566, 670, 1028, 1132, 1285, 1340, 1415, 2056, 2264, 2570, 2680, 2830, 5140, 5660, 10280, 11320, 17219, 18961, 34438, 37922, 68876, 72731, 75844, 86095, 94805, 137752, 145462, 151688, 172190, 189610, 290924, 344380, 363655, 379220, 581848, 688760, 727310, 758440, 1454620, 2909240, 4872977, 9745954, 19491908, 24364885, 38983816, 48729770, 97459540, 194919080]

約数ペア:

[(1, 194919080), (2, 97459540), (4, 48729770), (5, 38983816), (8, 24364885), (10, 19491908), (20, 9745954), (40, 4872977), (67, 2909240), (134, 1454620), (257, 758440), (268, 727310), (283, 688760), (335, 581848), (514, 379220), (536, 363655), (566, 344380), (670, 290924), (1028, 189610), (1132, 172190), (1285, 151688), (1340, 145462), (1415, 137752), (2056, 94805), (2264, 86095), (2570, 75844), (2680, 72731), (2830, 68876), (5140, 37922), (5660, 34438), (10280, 18961), (11320, 17219)]