121020.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1093

約数の個数: 40

約数和(自身を含む): 12825072

約数和(自身を除く): 7395392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1013, 1072, 1340, 2026, 2680, 4052, 5065, 5360, 8104, 10130, 16208, 20260, 40520, 67871, 81040, 135742, 271484, 339355, 542968, 678710, 1085936, 1357420, 2714840, 5429680]

約数ペア:

[(1, 5429680), (2, 2714840), (4, 1357420), (5, 1085936), (8, 678710), (10, 542968), (16, 339355), (20, 271484), (40, 135742), (67, 81040), (80, 67871), (134, 40520), (268, 20260), (335, 16208), (536, 10130), (670, 8104), (1013, 5360), (1072, 5065), (1340, 4052), (2026, 2680)]