26327920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17321}}^1$

素因数の和:17353

約数の個数: 40

約数和(自身を含む): 64437840

約数和(自身を除く): 38109920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17321, 34642, 69284, 86605, 138568, 173210, 277136, 329099, 346420, 658198, 692840, 1316396, 1385680, 1645495, 2632792, 3290990, 5265584, 6581980, 13163960, 26327920]

約数ペア:

[(1, 26327920), (2, 13163960), (4, 6581980), (5, 5265584), (8, 3290990), (10, 2632792), (16, 1645495), (19, 1385680), (20, 1316396), (38, 692840), (40, 658198), (76, 346420), (80, 329099), (95, 277136), (152, 173210), (190, 138568), (304, 86605), (380, 69284), (760, 34642), (1520, 17321)]